842783964 has 48 divisors (see below), whose sum is σ = 2219253120. Its totient is φ = 246581440.

The previous prime is 842783947. The next prime is 842783971. The reversal of 842783964 is 469387248.

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, 106254 + ... + 113909.

It is an arithmetic number, because the mean of its divisors is an integer number (46234440).

Almost surely, 2^842783964 is an apocalyptic number.

It is an amenable number.

842783964 is an abundant number, since it is smaller than the sum of its proper divisors (1376469156).

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

842783964 is a wasteful number, since it uses less digits than its factorization.

842783964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220210 (or 220208 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 51.

The square root of 842783964 is about 29030.7417059916. The cubic root of 842783964 is about 944.5800188591.

The spelling of 842783964 in words is "eight hundred forty-two million, seven hundred eighty-three thousand, nine hundred sixty-four".