34145925 has 24 divisors (see below), whose sum is σ = 61588320. Its totient is φ = 16555200.

The previous prime is 34145899. The next prime is 34145929. The reversal of 34145925 is 52954143.

It is not a de Polignac number, because 34145925 - 2¹⁷ = 34014853 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34145929) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19870 + ... + 21519.

It is an arithmetic number, because the mean of its divisors is an integer number (2566180).

Almost surely, 2^34145925 is an apocalyptic number.

It is an amenable number.

34145925 is a deficient number, since it is larger than the sum of its proper divisors (27442395).

34145925 is a wasteful number, since it uses less digits than its factorization.

34145925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41413 (or 41408 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 34145925 is about 5843.4514629626. The cubic root of 34145925 is about 324.4239895789.

It can be divided in two parts, 3414 and 5925, that added together give a palindrome (9339).

The spelling of 34145925 in words is "thirty-four million, one hundred forty-five thousand, nine hundred twenty-five".