90554733 has 32 divisors (see below), whose sum is σ = 146966400. Its totient is φ = 54851328.

The previous prime is 90554731. The next prime is 90554753. The reversal of 90554733 is 33745509.

It is not a de Polignac number, because 90554733 - 2¹ = 90554731 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90554731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9910 + ... + 16712.

It is an arithmetic number, because the mean of its divisors is an integer number (4592700).

Almost surely, 2^90554733 is an apocalyptic number.

It is an amenable number.

90554733 is a deficient number, since it is larger than the sum of its proper divisors (56411667).

90554733 is a wasteful number, since it uses less digits than its factorization.

90554733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6858 (or 6852 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 90554733 is about 9516.0250630187. The cubic root of 90554733 is about 449.0593238778.

The spelling of 90554733 in words is "ninety million, five hundred fifty-four thousand, seven hundred thirty-three".