25616052 has 72 divisors (see below), whose sum is σ = 80738112. Its totient is φ = 6652800.

The previous prime is 25616011. The next prime is 25616057. The reversal of 25616052 is 25061652.

25616052 is a `hidden beast` number, since 2 + 56 + 1 + 605 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25616057) 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, 1849 + ... + 7392.

Almost surely, 2^25616052 is an apocalyptic number.

25616052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25616052 is an abundant number, since it is smaller than the sum of its proper divisors (55122060).

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

25616052 is a wasteful number, since it uses less digits than its factorization.

25616052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9269 (or 9264 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 25616052 is about 5061.2302852172. The cubic root of 25616052 is about 294.7841070973.

The spelling of 25616052 in words is "twenty-five million, six hundred sixteen thousand, fifty-two".