25565052 has 24 divisors (see below), whose sum is σ = 62246016. Its totient is φ = 8151088.

The previous prime is 25565021. The next prime is 25565053. The reversal of 25565052 is 25056552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25565053) by changing a digit.

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, 46038 + ... + 46589.

It is an arithmetic number, because the mean of its divisors is an integer number (2593584).

Almost surely, 2^25565052 is an apocalyptic number.

It is an amenable number.

25565052 is an abundant number, since it is smaller than the sum of its proper divisors (36680964).

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

25565052 is a wasteful number, since it uses less digits than its factorization.

25565052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92657 (or 92655 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 25565052 is about 5056.1894742978. The cubic root of 25565052 is about 294.5883447193.

The spelling of 25565052 in words is "twenty-five million, five hundred sixty-five thousand, fifty-two".