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22242325 = 527267271
BaseRepresentation
bin101010011011…
…0010000010101
31112212000201211
41110312100111
521143223300
62112421421
7360025300
oct124662025
945760654
1022242325
1111611a96
127547871
1347b9c51
142d4db37
151e454ba
hex1536415

22242325 has 36 divisors (see below), whose sum is σ = 32682432. Its totient is φ = 14968800.

The previous prime is 22242323. The next prime is 22242329. The reversal of 22242325 is 52324222.

It is a happy number.

It is not a de Polignac number, because 22242325 - 21 = 22242323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22242296 and 22242305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22242323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 81940 + ... + 82210.

Almost surely, 222242325 is an apocalyptic number.

22242325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22242325 is a deficient number, since it is larger than the sum of its proper divisors (10440107).

22242325 is a wasteful number, since it uses less digits than its factorization.

22242325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 350 counting only the distinct ones).

The product of its digits is 1920, while the sum is 22.

The square root of 22242325 is about 4716.1769474862. The cubic root of 22242325 is about 281.2289729136.

Adding to 22242325 its reverse (52324222), we get a palindrome (74566547).

The spelling of 22242325 in words is "twenty-two million, two hundred forty-two thousand, three hundred twenty-five".

Divisors: 1 5 7 25 35 49 67 175 245 271 335 469 1225 1355 1675 1897 2345 3283 6775 9485 11725 13279 16415 18157 47425 66395 82075 90785 127099 331975 453925 635495 889693 3177475 4448465 22242325