90253168 has 10 divisors (see below), whose sum is σ = 174865544. Its totient is φ = 45126576.

The previous prime is 90253159. The next prime is 90253171. The reversal of 90253168 is 86135209.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2820396 + ... + 2820427.

Almost surely, 2^90253168 is an apocalyptic number.

It is an amenable number.

90253168 is a deficient number, since it is larger than the sum of its proper divisors (84612376).

90253168 is a wasteful number, since it uses less digits than its factorization.

90253168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5640831 (or 5640825 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 90253168 is about 9500.1667353789. The cubic root of 90253168 is about 448.5602843285.

The spelling of 90253168 in words is "ninety million, two hundred fifty-three thousand, one hundred sixty-eight".