90443364 has 24 divisors (see below), whose sum is σ = 230219808. Its totient is φ = 27407040.

The previous prime is 90443299. The next prime is 90443371. The reversal of 90443364 is 46334409.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342457 + ... + 342720.

It is an arithmetic number, because the mean of its divisors is an integer number (9592492).

Almost surely, 2^90443364 is an apocalyptic number.

It is an amenable number.

90443364 is an abundant number, since it is smaller than the sum of its proper divisors (139776444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90443364 is a wasteful number, since it uses less digits than its factorization.

90443364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685195 (or 685193 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 90443364 is about 9510.1716072845. The cubic root of 90443364 is about 448.8751560551.

The spelling of 90443364 in words is "ninety million, four hundred forty-three thousand, three hundred sixty-four".