52797657 has 16 divisors (see below), whose sum is σ = 76953600. Its totient is φ = 31933200.

The previous prime is 52797653. The next prime is 52797671. The reversal of 52797657 is 75679725.

It is not a de Polignac number, because 52797657 - 2² = 52797653 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52797653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18432 + ... + 21102.

It is an arithmetic number, because the mean of its divisors is an integer number (4809600).

Almost surely, 2^52797657 is an apocalyptic number.

It is an amenable number.

52797657 is a deficient number, since it is larger than the sum of its proper divisors (24155943).

52797657 is a wasteful number, since it uses less digits than its factorization.

52797657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3284.

The product of its digits is 926100, while the sum is 48.

The square root of 52797657 is about 7266.1996256640. The cubic root of 52797657 is about 375.1499418163.

The spelling of 52797657 in words is "fifty-two million, seven hundred ninety-seven thousand, six hundred fifty-seven".