839436464 has 20 divisors (see below), whose sum is σ = 1670366304. Its totient is φ = 408374208.

The previous prime is 839436463. The next prime is 839436469. The reversal of 839436464 is 464634938.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (839436463) 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, 708392 + ... + 709575.

Almost surely, 2^839436464 is an apocalyptic number.

It is an amenable number.

839436464 is a deficient number, since it is larger than the sum of its proper divisors (830929840).

839436464 is a wasteful number, since it uses less digits than its factorization.

839436464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418012 (or 1418006 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 47.

The square root of 839436464 is about 28973.0299416544. The cubic root of 839436464 is about 943.3277496232.

The spelling of 839436464 in words is "eight hundred thirty-nine million, four hundred thirty-six thousand, four hundred sixty-four".