839201434 has 16 divisors (see below), whose sum is σ = 1300965120. Its totient is φ = 405578880.

The previous prime is 839201431. The next prime is 839201453. The reversal of 839201434 is 434102938.

It is a self number, because there is not a number n which added to its sum of digits gives 839201434.

It is not an unprimeable number, because it can be changed into a prime (839201431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47082 + ... + 62410.

It is an arithmetic number, because the mean of its divisors is an integer number (81310320).

Almost surely, 2^839201434 is an apocalyptic number.

839201434 is a deficient number, since it is larger than the sum of its proper divisors (461763686).

839201434 is a wasteful number, since it uses less digits than its factorization.

839201434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16245.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 839201434 is about 28968.9736442284. The cubic root of 839201434 is about 943.2397020558.

The spelling of 839201434 in words is "eight hundred thirty-nine million, two hundred one thousand, four hundred thirty-four".