52702487 has 4 divisors (see below), whose sum is σ = 52795680. Its totient is φ = 52609296.

The previous prime is 52702471. The next prime is 52702537. The reversal of 52702487 is 78420725.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52702487 - 2⁴ = 52702471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52702457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45743 + ... + 46880.

It is an arithmetic number, because the mean of its divisors is an integer number (13198920).

Almost surely, 2^52702487 is an apocalyptic number.

52702487 is a deficient number, since it is larger than the sum of its proper divisors (93193).

52702487 is an equidigital number, since it uses as much as digits as its factorization.

52702487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93192.

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 52702487 is about 7259.6478564735. The cubic root of 52702487 is about 374.9243983890.

The spelling of 52702487 in words is "fifty-two million, seven hundred two thousand, four hundred eighty-seven".