842707984 has 40 divisors (see below), whose sum is σ = 1694088000. Its totient is φ = 405611136.

The previous prime is 842707963. The next prime is 842707991. The reversal of 842707984 is 489707248.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

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, 164047 + ... + 169105.

It is an arithmetic number, because the mean of its divisors is an integer number (42352200).

Almost surely, 2^842707984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 842707984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (847044000).

842707984 is an abundant number, since it is smaller than the sum of its proper divisors (851380016).

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

842707984 is a wasteful number, since it uses less digits than its factorization.

842707984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5455 (or 5449 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 49.

The square root of 842707984 is about 29029.4330637028. The cubic root of 842707984 is about 944.5516322461.

The spelling of 842707984 in words is "eight hundred forty-two million, seven hundred seven thousand, nine hundred eighty-four".