52660971 has 24 divisors (see below), whose sum is σ = 85662720. Its totient is φ = 30884400.

The previous prime is 52660963. The next prime is 52660973. The reversal of 52660971 is 17906625.

52660971 is a `hidden beast` number, since 526 + 60 + 9 + 71 = 666.

It is not a de Polignac number, because 52660971 - 2³ = 52660963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52660973) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5511 + ... + 11648.

It is an arithmetic number, because the mean of its divisors is an integer number (3569280).

Almost surely, 2^52660971 is an apocalyptic number.

52660971 is a deficient number, since it is larger than the sum of its proper divisors (33001749).

52660971 is a wasteful number, since it uses less digits than its factorization.

52660971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17207 (or 17204 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 52660971 is about 7256.7879257975. The cubic root of 52660971 is about 374.8259245398.

The spelling of 52660971 in words is "fifty-two million, six hundred sixty thousand, nine hundred seventy-one".