90162736 has 10 divisors (see below), whose sum is σ = 174690332. Its totient is φ = 45081360.

The previous prime is 90162671. The next prime is 90162739. The reversal of 90162736 is 63726109.

It is not an unprimeable number, because it can be changed into a prime (90162739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2817570 + ... + 2817601.

Almost surely, 2^90162736 is an apocalyptic number.

It is an amenable number.

90162736 is a deficient number, since it is larger than the sum of its proper divisors (84527596).

90162736 is a wasteful number, since it uses less digits than its factorization.

90162736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635179 (or 5635173 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 90162736 is about 9495.4060471367. The cubic root of 90162736 is about 448.4104179018.

The spelling of 90162736 in words is "ninety million, one hundred sixty-two thousand, seven hundred thirty-six".