25488522 has 12 divisors (see below), whose sum is σ = 55225170. Its totient is φ = 8496168.

The previous prime is 25488521. The next prime is 25488581. The reversal of 25488522 is 22588452.

25488522 is a `hidden beast` number, since 2 + 54 + 88 + 522 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20331081 + 5157441 = 4509^2 + 2271^2 .

It is not an unprimeable number, because it can be changed into a prime (25488521) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 707997 + ... + 708032.

Almost surely, 2^25488522 is an apocalyptic number.

25488522 is an abundant number, since it is smaller than the sum of its proper divisors (29736648).

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

25488522 is a wasteful number, since it uses less digits than its factorization.

25488522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416037 (or 1416034 counting only the distinct ones).

The product of its digits is 51200, while the sum is 36.

The square root of 25488522 is about 5048.6158499137. The cubic root of 25488522 is about 294.2940969339.

The spelling of 25488522 in words is "twenty-five million, four hundred eighty-eight thousand, five hundred twenty-two".