52659497 has 8 divisors (see below), whose sum is σ = 57506592. Its totient is φ = 47822400.

The previous prime is 52659487. The next prime is 52659533. The reversal of 52659497 is 79495625.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52659497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52659437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12422 + ... + 16112.

It is an arithmetic number, because the mean of its divisors is an integer number (7188324).

Almost surely, 2^52659497 is an apocalyptic number.

It is an amenable number.

52659497 is a deficient number, since it is larger than the sum of its proper divisors (4847095).

52659497 is a wasteful number, since it uses less digits than its factorization.

52659497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999.

The product of its digits is 680400, while the sum is 47.

The square root of 52659497 is about 7256.6863650016. The cubic root of 52659497 is about 374.8224273352.

The spelling of 52659497 in words is "fifty-two million, six hundred fifty-nine thousand, four hundred ninety-seven".