52536331 has 4 divisors (see below), whose sum is σ = 52730464. Its totient is φ = 52342200.

The previous prime is 52536329. The next prime is 52536353. The reversal of 52536331 is 13363525.

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 52536331 - 2¹ = 52536329 is a prime.

It is a super-2 number, since 2×52536331² = 5520132149883122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52536331.

It is not an unprimeable number, because it can be changed into a prime (52536361) 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, 96660 + ... + 97201.

It is an arithmetic number, because the mean of its divisors is an integer number (13182616).

Almost surely, 2^52536331 is an apocalyptic number.

52536331 is a deficient number, since it is larger than the sum of its proper divisors (194133).

52536331 is a wasteful number, since it uses less digits than its factorization.

52536331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194132.

The product of its digits is 8100, while the sum is 28.

The square root of 52536331 is about 7248.1950166921. The cubic root of 52536331 is about 374.5299734834.

Adding to 52536331 its reverse (13363525), we get a palindrome (65899856).

It can be divided in two parts, 525 and 36331, that added together give a triangular number (36856 = T₂₇₁).

The spelling of 52536331 in words is "fifty-two million, five hundred thirty-six thousand, three hundred thirty-one".