90790318 has 8 divisors (see below), whose sum is σ = 139507200. Its totient is φ = 44287920.

The previous prime is 90790313. The next prime is 90790331. The reversal of 90790318 is 81309709.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×90790318² = 16485763685082248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90790313) 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, 553518 + ... + 553681.

It is an arithmetic number, because the mean of its divisors is an integer number (17438400).

Almost surely, 2^90790318 is an apocalyptic number.

90790318 is a deficient number, since it is larger than the sum of its proper divisors (48716882).

90790318 is a wasteful number, since it uses less digits than its factorization.

90790318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107242.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 90790318 is about 9528.3953528388. The cubic root of 90790318 is about 449.4484072827.

The spelling of 90790318 in words is "ninety million, seven hundred ninety thousand, three hundred eighteen".