990088418 has 16 divisors (see below), whose sum is σ = 1659661920. Its totient is φ = 439063200.

The previous prime is 990088369. The next prime is 990088433. The reversal of 990088418 is 814880099.

It is a Curzon number.

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, 547928 + ... + 549731.

It is an arithmetic number, because the mean of its divisors is an integer number (103728870).

Almost surely, 2^990088418 is an apocalyptic number.

990088418 is a deficient number, since it is larger than the sum of its proper divisors (669573502).

990088418 is a wasteful number, since it uses less digits than its factorization.

990088418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097713.

The product of its (nonzero) digits is 165888, while the sum is 47.

The square root of 990088418 is about 31465.6704679878. The cubic root of 990088418 is about 996.6851633325.

The spelling of 990088418 in words is "nine hundred ninety million, eighty-eight thousand, four hundred eighteen".