84144992 has 24 divisors (see below), whose sum is σ = 166072032. Its totient is φ = 41968000.

The previous prime is 84144959. The next prime is 84145013. The reversal of 84144992 is 29944148.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10742 + ... + 16842.

It is an arithmetic number, because the mean of its divisors is an integer number (6919668).

Almost surely, 2^84144992 is an apocalyptic number.

It is an amenable number.

84144992 is a deficient number, since it is larger than the sum of its proper divisors (81927040).

84144992 is a wasteful number, since it uses less digits than its factorization.

84144992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6542 (or 6534 counting only the distinct ones).

The product of its digits is 82944, while the sum is 41.

The square root of 84144992 is about 9173.0579416027. The cubic root of 84144992 is about 438.2037513836.

The spelling of 84144992 in words is "eighty-four million, one hundred forty-four thousand, nine hundred ninety-two".