90875498 has 12 divisors (see below), whose sum is σ = 158568642. Its totient is φ = 38946600.

The previous prime is 90875479. The next prime is 90875503. The reversal of 90875498 is 89457809.

It can be written as a sum of positive squares in only one way, i.e., 85507009 + 5368489 = 9247^2 + 2317^2 .

It is a super-2 number, since 2×90875498² = 16516712273496008, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 463553 + ... + 463748.

Almost surely, 2^90875498 is an apocalyptic number.

90875498 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

90875498 is a deficient number, since it is larger than the sum of its proper divisors (67693144).

90875498 is a wasteful number, since it uses less digits than its factorization.

90875498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927317 (or 927310 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 50.

The square root of 90875498 is about 9532.8641026713. The cubic root of 90875498 is about 449.5889217107.

The spelling of 90875498 in words is "ninety million, eight hundred seventy-five thousand, four hundred ninety-eight".