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34224525 = 345216901
BaseRepresentation
bin1000001010001…
…1100110001101
32101101210020000
42002203212031
532230141100
63221314513
7563621646
oct202434615
971353200
1034224525
1118356435
12b565a39
137123aca
14478c6cd
153010900
hex20a398d

34224525 has 30 divisors (see below), whose sum is σ = 63399402. Its totient is φ = 18252000.

The previous prime is 34224523. The next prime is 34224551. The reversal of 34224525 is 52542243.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 12068676 + 22155849 = 3474^2 + 4707^2 .

It is not a de Polignac number, because 34224525 - 21 = 34224523 is a prime.

It is a super-2 number, since 2×342245252 = 2342636222951250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34224521) 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 29 ways as a sum of consecutive naturals, for example, 6426 + ... + 10475.

Almost surely, 234224525 is an apocalyptic number.

It is an amenable number.

34224525 is a deficient number, since it is larger than the sum of its proper divisors (29174877).

34224525 is a wasteful number, since it uses less digits than its factorization.

34224525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16923 (or 16909 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 34224525 is about 5850.1730743628. The cubic root of 34224525 is about 324.6727277494.

Adding to 34224525 its reverse (52542243), we get a palindrome (86766768).

The spelling of 34224525 in words is "thirty-four million, two hundred twenty-four thousand, five hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 135 225 405 675 2025 16901 50703 84505 152109 253515 422525 456327 760545 1267575 1368981 2281635 3802725 6844905 11408175 34224525