76744992 has 24 divisors (see below), whose sum is σ = 201455856. Its totient is φ = 25581632.

The previous prime is 76744979. The next prime is 76745027. The reversal of 76744992 is 29944767.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 399618 + ... + 399809.

It is an arithmetic number, because the mean of its divisors is an integer number (8393994).

Almost surely, 2^76744992 is an apocalyptic number.

It is an amenable number.

76744992 is an abundant number, since it is smaller than the sum of its proper divisors (124710864).

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

76744992 is a wasteful number, since it uses less digits than its factorization.

76744992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799440 (or 799432 counting only the distinct ones).

The product of its digits is 762048, while the sum is 48.

The square root of 76744992 is about 8760.4219076481. The cubic root of 76744992 is about 424.9619195408.

The spelling of 76744992 in words is "seventy-six million, seven hundred forty-four thousand, nine hundred ninety-two".