90871150 has 36 divisors (see below), whose sum is σ = 172535832. Its totient is φ = 35607520.

The previous prime is 90871147. The next prime is 90871177. The reversal of 90871150 is 5117809.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 140127 + ... + 140773.

It is an arithmetic number, because the mean of its divisors is an integer number (4792662).

Almost surely, 2^90871150 is an apocalyptic number.

90871150 is a deficient number, since it is larger than the sum of its proper divisors (81664682).

90871150 is a wasteful number, since it uses less digits than its factorization.

90871150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 31.

The square root of 90871150 is about 9532.6360467606. The cubic root of 90871150 is about 449.5817513004.

Adding to 90871150 its reverse (5117809), we get a palindrome (95988959).

The spelling of 90871150 in words is "ninety million, eight hundred seventy-one thousand, one hundred fifty".