25292442 has 16 divisors (see below), whose sum is σ = 57811392. Its totient is φ = 7226400.

The previous prime is 25292419. The next prime is 25292453. The reversal of 25292442 is 24429252.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301059 + ... + 301142.

It is an arithmetic number, because the mean of its divisors is an integer number (3613212).

Almost surely, 2^25292442 is an apocalyptic number.

25292442 is an abundant number, since it is smaller than the sum of its proper divisors (32518950).

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

25292442 is a wasteful number, since it uses less digits than its factorization.

25292442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602213.

The product of its digits is 11520, while the sum is 30.

The square root of 25292442 is about 5029.1591742557. The cubic root of 25292442 is about 293.5374976155.

The spelling of 25292442 in words is "twenty-five million, two hundred ninety-two thousand, four hundred forty-two".