90476768 has 24 divisors (see below), whose sum is σ = 179416440. Its totient is φ = 44910720.

The previous prime is 90476767. The next prime is 90476807. The reversal of 90476768 is 86767409.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90476761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5723 + ... + 14618.

It is an arithmetic number, because the mean of its divisors is an integer number (7475685).

Almost surely, 2^90476768 is an apocalyptic number.

It is an amenable number.

90476768 is a deficient number, since it is larger than the sum of its proper divisors (88939672).

90476768 is a wasteful number, since it uses less digits than its factorization.

90476768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20490 (or 20482 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 90476768 is about 9511.9276700362. The cubic root of 90476768 is about 448.9304111874.

The spelling of 90476768 in words is "ninety million, four hundred seventy-six thousand, seven hundred sixty-eight".