239539485 has 16 divisors (see below), whose sum is σ = 383796864. Its totient is φ = 127576512.

The previous prime is 239539477. The next prime is 239539493. The reversal of 239539485 is 584935932.

239539485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (239539477) and next prime (239539493).

It is not a de Polignac number, because 239539485 - 2³ = 239539477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399 + ... + 21891.

It is an arithmetic number, because the mean of its divisors is an integer number (23987304).

Almost surely, 2^239539485 is an apocalyptic number.

It is an amenable number.

239539485 is a deficient number, since it is larger than the sum of its proper divisors (144257379).

239539485 is a wasteful number, since it uses less digits than its factorization.

239539485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22244.

The product of its digits is 1166400, while the sum is 48.

The square root of 239539485 is about 15477.0631904118. The cubic root of 239539485 is about 621.0487669182.

The spelling of 239539485 in words is "two hundred thirty-nine million, five hundred thirty-nine thousand, four hundred eighty-five".