25250464 has 12 divisors (see below), whose sum is σ = 49711914. Its totient is φ = 12625216.

The previous prime is 25250453. The next prime is 25250471. The reversal of 25250464 is 46405252.

It can be written as a sum of positive squares in only one way, i.e., 20322064 + 4928400 = 4508^2 + 2220^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394507 + ... + 394570.

Almost surely, 2^25250464 is an apocalyptic number.

It is an amenable number.

25250464 is a deficient number, since it is larger than the sum of its proper divisors (24461450).

25250464 is an equidigital number, since it uses as much as digits as its factorization.

25250464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789087 (or 789079 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 25250464 is about 5024.9839800740. The cubic root of 25250464 is about 293.3750124431.

The spelling of 25250464 in words is "twenty-five million, two hundred fifty thousand, four hundred sixty-four".