52543506 has 16 divisors (see below), whose sum is σ = 107531424. Its totient is φ = 17107104.

The previous prime is 52543499. The next prime is 52543537. The reversal of 52543506 is 60534525.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101571 + ... + 102086.

It is an arithmetic number, because the mean of its divisors is an integer number (6720714).

Almost surely, 2^52543506 is an apocalyptic number.

52543506 is an abundant number, since it is smaller than the sum of its proper divisors (54987918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52543506 is a wasteful number, since it uses less digits than its factorization.

52543506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203705.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 52543506 is about 7248.6899506049. The cubic root of 52543506 is about 374.5470228292.

The spelling of 52543506 in words is "fifty-two million, five hundred forty-three thousand, five hundred six".