25488964 has 12 divisors (see below), whose sum is σ = 44643564. Its totient is φ = 12733664.

The previous prime is 25488959. The next prime is 25488971. The reversal of 25488964 is 46988452.

It can be written as a sum of positive squares in 2 ways, for example, as 16064064 + 9424900 = 4008^2 + 3070^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5094 + ... + 8770.

It is an arithmetic number, because the mean of its divisors is an integer number (3720297).

Almost surely, 2^25488964 is an apocalyptic number.

It is an amenable number.

25488964 is a deficient number, since it is larger than the sum of its proper divisors (19154600).

25488964 is a wasteful number, since it uses less digits than its factorization.

25488964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5414 (or 5412 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The square root of 25488964 is about 5048.6596240983. The cubic root of 25488964 is about 294.2957980557.

The spelling of 25488964 in words is "twenty-five million, four hundred eighty-eight thousand, nine hundred sixty-four".