90533344 has 48 divisors (see below), whose sum is σ = 195302016. Its totient is φ = 40969600.

The previous prime is 90533323. The next prime is 90533363. The reversal of 90533344 is 44333509.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109059 + ... + 109885.

It is an arithmetic number, because the mean of its divisors is an integer number (4068792).

Almost surely, 2^90533344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90533344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97651008).

90533344 is an abundant number, since it is smaller than the sum of its proper divisors (104768672).

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

90533344 is a wasteful number, since it uses less digits than its factorization.

90533344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159 (or 1151 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 90533344 is about 9514.9011555560. The cubic root of 90533344 is about 449.0239652025.

The spelling of 90533344 in words is "ninety million, five hundred thirty-three thousand, three hundred forty-four".