90433525 has 48 divisors (see below), whose sum is σ = 139546624. Its totient is φ = 56609280.

The previous prime is 90433487. The next prime is 90433531. The reversal of 90433525 is 52533409.

90433525 = T₁₆₈ + T₁₆₉ + ... + T₈₁₇.

It is not a de Polignac number, because 90433525 - 2¹¹ = 90431477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 288769 + ... + 289081.

Almost surely, 2^90433525 is an apocalyptic number.

It is an amenable number.

90433525 is a deficient number, since it is larger than the sum of its proper divisors (49113099).

90433525 is a wasteful number, since it uses less digits than its factorization.

90433525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470 (or 465 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 90433525 is about 9509.6543049682. The cubic root of 90433525 is about 448.8588783072.

The spelling of 90433525 in words is "ninety million, four hundred thirty-three thousand, five hundred twenty-five".