52015339 has 4 divisors (see below), whose sum is σ = 52063024. Its totient is φ = 51967656.

The previous prime is 52015297. The next prime is 52015343. The reversal of 52015339 is 93351025.

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 52015339 - 2⁷ = 52015211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52015349) 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, 22167 + ... + 24400.

It is an arithmetic number, because the mean of its divisors is an integer number (13015756).

Almost surely, 2^52015339 is an apocalyptic number.

52015339 is a deficient number, since it is larger than the sum of its proper divisors (47685).

52015339 is a wasteful number, since it uses less digits than its factorization.

52015339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47684.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 52015339 is about 7212.1660407952. The cubic root of 52015339 is about 373.2878127074.

The spelling of 52015339 in words is "fifty-two million, fifteen thousand, three hundred thirty-nine".