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225343326 = 231319314969
BaseRepresentation
bin11010110111001…
…11011101011110
3120201000121221010
431123213131132
5430141441301
634205520050
75404246425
oct1533473536
9521017833
10225343326
1110622285a
1263573026
13378bb860
1421cdc2bc
1514bb35d6
hexd6e775e

225343326 has 32 divisors (see below), whose sum is σ = 487902240. Its totient is φ = 68972544.

The previous prime is 225343291. The next prime is 225343337. The reversal of 225343326 is 623343522.

It is a super-2 number, since 2×2253433262 = 101559229145484552, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 225343293 and 225343302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7570 + ... + 22538.

It is an arithmetic number, because the mean of its divisors is an integer number (15246945).

Almost surely, 2225343326 is an apocalyptic number.

225343326 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

225343326 is an abundant number, since it is smaller than the sum of its proper divisors (262558914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225343326 is a wasteful number, since it uses less digits than its factorization.

225343326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15180.

The product of its digits is 25920, while the sum is 30.

The square root of 225343326 is about 15011.4398376705. The cubic root of 225343326 is about 608.5294020565.

Adding to 225343326 its reverse (623343522), we get a palindrome (848686848).

The spelling of 225343326 in words is "two hundred twenty-five million, three hundred forty-three thousand, three hundred twenty-six".

Divisors: 1 2 3 6 13 26 39 78 193 386 579 1158 2509 5018 7527 14969 15054 29938 44907 89814 194597 389194 583791 1167582 2889017 5778034 8667051 17334102 37557221 75114442 112671663 225343326