25413256 has 32 divisors (see below), whose sum is σ = 52202880. Its totient is φ = 11502400.

The previous prime is 25413253. The next prime is 25413263. The reversal of 25413256 is 65231452.

It is not an unprimeable number, because it can be changed into a prime (25413253) 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, 27441 + ... + 28351.

It is an arithmetic number, because the mean of its divisors is an integer number (1631340).

Almost surely, 2^25413256 is an apocalyptic number.

It is an amenable number.

25413256 is an abundant number, since it is smaller than the sum of its proper divisors (26789624).

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

25413256 is a wasteful number, since it uses less digits than its factorization.

25413256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245 (or 1241 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 25413256 is about 5041.1562165837. The cubic root of 25413256 is about 294.0041340218.

The spelling of 25413256 in words is "twenty-five million, four hundred thirteen thousand, two hundred fifty-six".