25132556 has 12 divisors (see below), whose sum is σ = 44371992. Its totient is φ = 12454848.

The previous prime is 25132553. The next prime is 25132567. The reversal of 25132556 is 65523152.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25132553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27350 + ... + 28253.

It is an arithmetic number, because the mean of its divisors is an integer number (3697666).

Almost surely, 2^25132556 is an apocalyptic number.

It is an amenable number.

25132556 is a deficient number, since it is larger than the sum of its proper divisors (19239436).

25132556 is a wasteful number, since it uses less digits than its factorization.

25132556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55720 (or 55718 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 25132556 is about 5013.2380753361. The cubic root of 25132556 is about 292.9176579061.

The spelling of 25132556 in words is "twenty-five million, one hundred thirty-two thousand, five hundred fifty-six".