25652151 has 12 divisors (see below), whose sum is σ = 42346512. Its totient is φ = 14658336.

The previous prime is 25652149. The next prime is 25652171. The reversal of 25652151 is 15125652.

25652151 is a `hidden beast` number, since 2 + 5 + 652 + 1 + 5 + 1 = 666.

It is not a de Polignac number, because 25652151 - 2¹ = 25652149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25652111) 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, 203526 + ... + 203651.

It is an arithmetic number, because the mean of its divisors is an integer number (3528876).

Almost surely, 2^25652151 is an apocalyptic number.

25652151 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

25652151 is a deficient number, since it is larger than the sum of its proper divisors (16694361).

25652151 is a wasteful number, since it uses less digits than its factorization.

25652151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407190 (or 407187 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 25652151 is about 5064.7952574611. The cubic root of 25652151 is about 294.9225153195.

The spelling of 25652151 in words is "twenty-five million, six hundred fifty-two thousand, one hundred fifty-one".