25500448 has 12 divisors (see below), whose sum is σ = 50204070. Its totient is φ = 12750208.

The previous prime is 25500443. The next prime is 25500463. The reversal of 25500448 is 84400552.

It can be written as a sum of positive squares in only one way, i.e., 13749264 + 11751184 = 3708^2 + 3428^2 .

It is not an unprimeable number, because it can be changed into a prime (25500443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398413 + ... + 398476.

Almost surely, 2^25500448 is an apocalyptic number.

It is an amenable number.

25500448 is a deficient number, since it is larger than the sum of its proper divisors (24703622).

25500448 is an equidigital number, since it uses as much as digits as its factorization.

25500448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796899 (or 796891 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 25500448 is about 5049.7968275961. The cubic root of 25500448 is about 294.3399895405.

The spelling of 25500448 in words is "twenty-five million, five hundred thousand, four hundred forty-eight".