90799299 has 20 divisors (see below), whose sum is σ = 136371840. Its totient is φ = 60205680.

The previous prime is 90799283. The next prime is 90799301. The reversal of 90799299 is 99299709.

It is not a de Polignac number, because 90799299 - 2⁴ = 90799283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90799099) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12537 + ... + 18405.

It is an arithmetic number, because the mean of its divisors is an integer number (6818592).

Almost surely, 2^90799299 is an apocalyptic number.

90799299 is a deficient number, since it is larger than the sum of its proper divisors (45572541).

90799299 is a wasteful number, since it uses less digits than its factorization.

90799299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6072 (or 6063 counting only the distinct ones).

The product of its (nonzero) digits is 826686, while the sum is 54.

The square root of 90799299 is about 9528.8666167598. The cubic root of 90799299 is about 449.4632266421.

The spelling of 90799299 in words is "ninety million, seven hundred ninety-nine thousand, two hundred ninety-nine".