52539705 has 32 divisors (see below), whose sum is σ = 97470720. Its totient is φ = 26801280.

The previous prime is 52539701. The next prime is 52539713. The reversal of 52539705 is 50793525.

52539705 is a `hidden beast` number, since 52 + 539 + 70 + 5 = 666.

It is not a de Polignac number, because 52539705 - 2² = 52539701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52539705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52539701) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5356 + ... + 11565.

It is an arithmetic number, because the mean of its divisors is an integer number (3045960).

Almost surely, 2^52539705 is an apocalyptic number.

It is an amenable number.

52539705 is a deficient number, since it is larger than the sum of its proper divisors (44931015).

52539705 is a wasteful number, since it uses less digits than its factorization.

52539705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16958 (or 16952 counting only the distinct ones).

The product of its (nonzero) digits is 47250, while the sum is 36.

The square root of 52539705 is about 7248.4277605561. The cubic root of 52539705 is about 374.5379910277.

The spelling of 52539705 in words is "fifty-two million, five hundred thirty-nine thousand, seven hundred five".