25532456 has 8 divisors (see below), whose sum is σ = 47873370. Its totient is φ = 12766224.

The previous prime is 25532443. The next prime is 25532459. The reversal of 25532456 is 65423552.

It can be written as a sum of positive squares in only one way, i.e., 24344356 + 1188100 = 4934^2 + 1090^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (25532459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1595771 + ... + 1595786.

Almost surely, 2^25532456 is an apocalyptic number.

It is an amenable number.

25532456 is a deficient number, since it is larger than the sum of its proper divisors (22340914).

25532456 is a wasteful number, since it uses less digits than its factorization.

25532456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3191563 (or 3191559 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 25532456 is about 5052.9650701346. The cubic root of 25532456 is about 294.4630892773.

The spelling of 25532456 in words is "twenty-five million, five hundred thirty-two thousand, four hundred fifty-six".