25260564 has 24 divisors (see below), whose sum is σ = 67361728. Its totient is φ = 7217280.

The previous prime is 25260563. The next prime is 25260569. The reversal of 25260564 is 46506252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25260563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150277 + ... + 150444.

Almost surely, 2^25260564 is an apocalyptic number.

It is an amenable number.

25260564 is an abundant number, since it is smaller than the sum of its proper divisors (42101164).

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

25260564 is a wasteful number, since it uses less digits than its factorization.

25260564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300735 (or 300733 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 25260564 is about 5025.9888579264. The cubic root of 25260564 is about 293.4141231784.

The spelling of 25260564 in words is "twenty-five million, two hundred sixty thousand, five hundred sixty-four".