25662051 has 12 divisors (see below), whose sum is σ = 37111360. Its totient is φ = 17087760.

The previous prime is 25662037. The next prime is 25662059. The reversal of 25662051 is 15026652.

It is a de Polignac number, because none of the positive numbers 2^k-25662051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25662059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13710 + ... + 15468.

Almost surely, 2^25662051 is an apocalyptic number.

25662051 is a deficient number, since it is larger than the sum of its proper divisors (11449309).

25662051 is a wasteful number, since it uses less digits than its factorization.

25662051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386 (or 3383 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 25662051 is about 5065.7724978526. The cubic root of 25662051 is about 294.9604505057.

The spelling of 25662051 in words is "twenty-five million, six hundred sixty-two thousand, fifty-one".