25364628 has 36 divisors (see below), whose sum is σ = 64515360. Its totient is φ = 8402256.

The previous prime is 25364617. The next prime is 25364641. The reversal of 25364628 is 82646352.

25364628 is a `hidden beast` number, since 2 + 5 + 3 + 646 + 2 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 25364592 and 25364601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3903 + ... + 8121.

Almost surely, 2^25364628 is an apocalyptic number.

It is an amenable number.

25364628 is an abundant number, since it is smaller than the sum of its proper divisors (39150732).

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

25364628 is a wasteful number, since it uses less digits than its factorization.

25364628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396 (or 4391 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 25364628 is about 5036.3308072445. The cubic root of 25364628 is about 293.8164896722.

The spelling of 25364628 in words is "twenty-five million, three hundred sixty-four thousand, six hundred twenty-eight".