25345764 has 24 divisors (see below), whose sum is σ = 65711520. Its totient is φ = 8448552.

The previous prime is 25345741. The next prime is 25345811. The reversal of 25345764 is 46754352.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117234 + ... + 117449.

It is an arithmetic number, because the mean of its divisors is an integer number (2737980).

Almost surely, 2^25345764 is an apocalyptic number.

It is an amenable number.

25345764 is an abundant number, since it is smaller than the sum of its proper divisors (40365756).

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

25345764 is a wasteful number, since it uses less digits than its factorization.

25345764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234696 (or 234688 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 25345764 is about 5034.4576669190. The cubic root of 25345764 is about 293.7436332406.

The spelling of 25345764 in words is "twenty-five million, three hundred forty-five thousand, seven hundred sixty-four".