90776072 has 32 divisors (see below), whose sum is σ = 180840000. Its totient is φ = 42596928.

The previous prime is 90776069. The next prime is 90776083. The reversal of 90776072 is 27067709.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13829 + ... + 19307.

It is an arithmetic number, because the mean of its divisors is an integer number (5651250).

Almost surely, 2^90776072 is an apocalyptic number.

It is an amenable number.

90776072 is a deficient number, since it is larger than the sum of its proper divisors (90063928).

90776072 is a wasteful number, since it uses less digits than its factorization.

90776072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5613 (or 5609 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 38.

The square root of 90776072 is about 9527.6477684684. The cubic root of 90776072 is about 449.4248982526.

The spelling of 90776072 in words is "ninety million, seven hundred seventy-six thousand, seventy-two".