86442992 has 10 divisors (see below), whose sum is σ = 167483328. Its totient is φ = 43221488.

The previous prime is 86442959. The next prime is 86443037. The reversal of 86442992 is 29924468.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2701328 + ... + 2701359.

Almost surely, 2^86442992 is an apocalyptic number.

It is an amenable number.

86442992 is a deficient number, since it is larger than the sum of its proper divisors (81040336).

86442992 is a wasteful number, since it uses less digits than its factorization.

86442992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5402695 (or 5402689 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 86442992 is about 9297.4723446752. The cubic root of 86442992 is about 442.1570935495.

The spelling of 86442992 in words is "eighty-six million, four hundred forty-two thousand, nine hundred ninety-two".