90797996 has 6 divisors (see below), whose sum is σ = 158896500. Its totient is φ = 45398996.

The previous prime is 90797923. The next prime is 90797999. The reversal of 90797996 is 69979709.

It is not an unprimeable number, because it can be changed into a prime (90797999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11349746 + ... + 11349753.

It is an arithmetic number, because the mean of its divisors is an integer number (26482750).

Almost surely, 2^90797996 is an apocalyptic number.

It is an amenable number.

90797996 is a deficient number, since it is larger than the sum of its proper divisors (68098504).

90797996 is a wasteful number, since it uses less digits than its factorization.

90797996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22699503 (or 22699501 counting only the distinct ones).

The product of its (nonzero) digits is 1928934, while the sum is 56.

The square root of 90797996 is about 9528.7982453193. The cubic root of 90797996 is about 449.4610766497.

The spelling of 90797996 in words is "ninety million, seven hundred ninety-seven thousand, nine hundred ninety-six".