52662657 has 8 divisors (see below), whose sum is σ = 70342560. Its totient is φ = 35045600.

The previous prime is 52662647. The next prime is 52662671. The reversal of 52662657 is 75626625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52662657 - 2¹² = 52658561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52662647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13719 + ... + 17132.

It is an arithmetic number, because the mean of its divisors is an integer number (8792820).

Almost surely, 2^52662657 is an apocalyptic number.

It is an amenable number.

52662657 is a deficient number, since it is larger than the sum of its proper divisors (17679903).

52662657 is a wasteful number, since it uses less digits than its factorization.

52662657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31423.

The product of its digits is 151200, while the sum is 39.

The square root of 52662657 is about 7256.9040919665. The cubic root of 52662657 is about 374.8299246544.

It can be divided in two parts, 5 and 2662657, that added together give a palindrome (2662662).

The spelling of 52662657 in words is "fifty-two million, six hundred sixty-two thousand, six hundred fifty-seven".