842137264 has 20 divisors (see below), whose sum is σ = 1687905360. Its totient is φ = 406548800.

The previous prime is 842137243. The next prime is 842137277. The reversal of 842137264 is 462731248.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 907012 + ... + 907939.

It is an arithmetic number, because the mean of its divisors is an integer number (84395268).

Almost surely, 2^842137264 is an apocalyptic number.

It is an amenable number.

842137264 is an abundant number, since it is smaller than the sum of its proper divisors (845768096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

842137264 is a wasteful number, since it uses less digits than its factorization.

842137264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814988 (or 1814982 counting only the distinct ones).

The product of its digits is 64512, while the sum is 37.

The square root of 842137264 is about 29019.6013756220. The cubic root of 842137264 is about 944.3383530483.

The spelling of 842137264 in words is "eight hundred forty-two million, one hundred thirty-seven thousand, two hundred sixty-four".