86422944 has 48 divisors (see below), whose sum is σ = 238805280. Its totient is φ = 27290880.

The previous prime is 86422943. The next prime is 86422967. The reversal of 86422944 is 44922468.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (86422943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21867 + ... + 25514.

It is an arithmetic number, because the mean of its divisors is an integer number (4975110).

Almost surely, 2^86422944 is an apocalyptic number.

It is an amenable number.

86422944 is an abundant number, since it is smaller than the sum of its proper divisors (152382336).

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

86422944 is a wasteful number, since it uses less digits than its factorization.

86422944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47413 (or 47405 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 86422944 is about 9296.3941396651. The cubic root of 86422944 is about 442.1229089746.

The spelling of 86422944 in words is "eighty-six million, four hundred twenty-two thousand, nine hundred forty-four".