90498236 has 12 divisors (see below), whose sum is σ = 158700528. Its totient is φ = 45155232.

The previous prime is 90498229. The next prime is 90498329. The reversal of 90498236 is 63289409.

It is a happy number.

It is a super-2 number, since 2×90498236² = 16379861438223392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90498193 and 90498202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21281 + ... + 25176.

It is an arithmetic number, because the mean of its divisors is an integer number (13225044).

Almost surely, 2^90498236 is an apocalyptic number.

It is an amenable number.

90498236 is a deficient number, since it is larger than the sum of its proper divisors (68202292).

90498236 is a wasteful number, since it uses less digits than its factorization.

90498236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46948 (or 46946 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 90498236 is about 9513.0560809868. The cubic root of 90498236 is about 448.9659152404.

The spelling of 90498236 in words is "ninety million, four hundred ninety-eight thousand, two hundred thirty-six".