25392942 has 24 divisors (see below), whose sum is σ = 55110744. Its totient is φ = 8450064.

The previous prime is 25392931. The next prime is 25392953. The reversal of 25392942 is 24929352.

It is an interprime number because it is at equal distance from previous prime (25392931) and next prime (25392953).

It is a junction number, because it is equal to n+sod(n) for n = 25392897 and 25392906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20328 + ... + 21540.

It is an arithmetic number, because the mean of its divisors is an integer number (2296281).

Almost surely, 2^25392942 is an apocalyptic number.

25392942 is an abundant number, since it is smaller than the sum of its proper divisors (29717802).

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

25392942 is a wasteful number, since it uses less digits than its factorization.

25392942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2384 (or 2381 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 25392942 is about 5039.1409982258. The cubic root of 25392942 is about 293.9257760705.

The spelling of 25392942 in words is "twenty-five million, three hundred ninety-two thousand, nine hundred forty-two".