25658052 has 96 divisors (see below), whose sum is σ = 71651328. Its totient is φ = 6994944.

The previous prime is 25658023. The next prime is 25658093. The reversal of 25658052 is 25085652.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264468 + ... + 264564.

It is an arithmetic number, because the mean of its divisors is an integer number (746368).

Almost surely, 2^25658052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25658052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35825664).

25658052 is an abundant number, since it is smaller than the sum of its proper divisors (45993276).

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

25658052 is a wasteful number, since it uses less digits than its factorization.

25658052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 223 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 25658052 is about 5065.3777746581. The cubic root of 25658052 is about 294.9451281643.

The spelling of 25658052 in words is "twenty-five million, six hundred fifty-eight thousand, fifty-two".