839516942 has 16 divisors (see below), whose sum is σ = 1377033264. Its totient is φ = 380688000.

The previous prime is 839516891. The next prime is 839516987. The reversal of 839516942 is 249615938.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36059 + ... + 54582.

It is an arithmetic number, because the mean of its divisors is an integer number (86064579).

Almost surely, 2^839516942 is an apocalyptic number.

839516942 is a deficient number, since it is larger than the sum of its proper divisors (537516322).

839516942 is a wasteful number, since it uses less digits than its factorization.

839516942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91075.

The product of its digits is 466560, while the sum is 47.

The square root of 839516942 is about 28974.4187517196. The cubic root of 839516942 is about 943.3578947297.

The spelling of 839516942 in words is "eight hundred thirty-nine million, five hundred sixteen thousand, nine hundred forty-two".