90899150 has 24 divisors (see below), whose sum is σ = 171849864. Its totient is φ = 35762400.

The previous prime is 90899143. The next prime is 90899201. The reversal of 90899150 is 5199809.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 90899098 and 90899107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11852 + ... + 17951.

It is an arithmetic number, because the mean of its divisors is an integer number (7160411).

Almost surely, 2^90899150 is an apocalyptic number.

90899150 is a deficient number, since it is larger than the sum of its proper divisors (80950714).

90899150 is a wasteful number, since it uses less digits than its factorization.

90899150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29876 (or 29871 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 41.

The square root of 90899150 is about 9534.1045725333. The cubic root of 90899150 is about 449.6279228900.

The spelling of 90899150 in words is "ninety million, eight hundred ninety-nine thousand, one hundred fifty".