842938680 has 64 divisors (see below), whose sum is σ = 2590509600. Its totient is φ = 219299840.

The previous prime is 842938637. The next prime is 842938697. The reversal of 842938680 is 86839248.

It is a happy number.

842938680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 80745 + ... + 90584.

Almost surely, 2^842938680 is an apocalyptic number.

It is an amenable number.

842938680 is an abundant number, since it is smaller than the sum of its proper divisors (1747570920).

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

842938680 is a wasteful number, since it uses less digits than its factorization.

842938680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171384 (or 171380 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 842938680 is about 29033.4062762191. The cubic root of 842938680 is about 944.6378164706.

The spelling of 842938680 in words is "eight hundred forty-two million, nine hundred thirty-eight thousand, six hundred eighty".