90995100 has 72 divisors (see below), whose sum is σ = 300897408. Its totient is φ = 20798400.

The previous prime is 90995087. The next prime is 90995111. The reversal of 90995100 is 159909.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19566 + ... + 23765.

Almost surely, 2^90995100 is an apocalyptic number.

It is an amenable number.

90995100 is an abundant number, since it is smaller than the sum of its proper divisors (209902308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90995100 is a wasteful number, since it uses less digits than its factorization.

90995100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43355 (or 43348 counting only the distinct ones).

The product of its (nonzero) digits is 3645, while the sum is 33.

The square root of 90995100 is about 9539.1351809270. The cubic root of 90995100 is about 449.7860711544.

The spelling of 90995100 in words is "ninety million, nine hundred ninety-five thousand, one hundred".