34136725 has 24 divisors (see below), whose sum is σ = 48899648. Its totient is φ = 23155200.

The previous prime is 34136699. The next prime is 34136743. The reversal of 34136725 is 52763143.

It is not a de Polignac number, because 34136725 - 2⁵ = 34136693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15970 + ... + 17980.

Almost surely, 2^34136725 is an apocalyptic number.

34136725 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

34136725 is a deficient number, since it is larger than the sum of its proper divisors (14762923).

34136725 is a wasteful number, since it uses less digits than its factorization.

34136725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125 (or 2120 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 34136725 is about 5842.6642039398. The cubic root of 34136725 is about 324.3948502423.

Adding to 34136725 its reverse (52763143), we get a palindrome (86899868).

The spelling of 34136725 in words is "thirty-four million, one hundred thirty-six thousand, seven hundred twenty-five".