25423612 has 6 divisors (see below), whose sum is σ = 44491328. Its totient is φ = 12711804.

The previous prime is 25423589. The next prime is 25423613. The reversal of 25423612 is 21632452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25423613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3177948 + ... + 3177955.

Almost surely, 2^25423612 is an apocalyptic number.

It is an amenable number.

25423612 is a deficient number, since it is larger than the sum of its proper divisors (19067716).

25423612 is a wasteful number, since it uses less digits than its factorization.

25423612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6355907 (or 6355905 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 25423612 is about 5042.1832572805. The cubic root of 25423612 is about 294.0440645385.

The spelling of 25423612 in words is "twenty-five million, four hundred twenty-three thousand, six hundred twelve".