52578339 has 16 divisors (see below), whose sum is σ = 80503680. Its totient is φ = 30188160.

The previous prime is 52578329. The next prime is 52578343. The reversal of 52578339 is 93387525.

It is not a de Polignac number, because 52578339 - 2⁸ = 52578083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52578339.

It is not an unprimeable number, because it can be changed into a prime (52578319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41302 + ... + 42555.

It is an arithmetic number, because the mean of its divisors is an integer number (5031480).

Almost surely, 2^52578339 is an apocalyptic number.

52578339 is a deficient number, since it is larger than the sum of its proper divisors (27925341).

52578339 is a wasteful number, since it uses less digits than its factorization.

52578339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83890.

The product of its digits is 226800, while the sum is 42.

The square root of 52578339 is about 7251.0922625491. The cubic root of 52578339 is about 374.6297714914.

The spelling of 52578339 in words is "fifty-two million, five hundred seventy-eight thousand, three hundred thirty-nine".