25542465 has 16 divisors (see below), whose sum is σ = 44011968. Its totient is φ = 12574656.

The previous prime is 25542437. The next prime is 25542493. The reversal of 25542465 is 56424552.

It is an interprime number because it is at equal distance from previous prime (25542437) and next prime (25542493).

It is not a de Polignac number, because 25542465 - 2²² = 21348161 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 65299 + ... + 65688.

It is an arithmetic number, because the mean of its divisors is an integer number (2750748).

Almost surely, 2^25542465 is an apocalyptic number.

It is an amenable number.

25542465 is a deficient number, since it is larger than the sum of its proper divisors (18469503).

25542465 is a wasteful number, since it uses less digits than its factorization.

25542465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131008.

The product of its digits is 48000, while the sum is 33.

The square root of 25542465 is about 5053.9553816788. The cubic root of 25542465 is about 294.5015618266.

The spelling of 25542465 in words is "twenty-five million, five hundred forty-two thousand, four hundred sixty-five".