90563382 has 72 divisors (see below), whose sum is σ = 242886384. Its totient is φ = 23879232.

The previous prime is 90563381. The next prime is 90563393. The reversal of 90563382 is 28336509.

90563382 is a `hidden beast` number, since 90 + 563 + 3 + 8 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90563381) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19168 + ... + 23420.

It is an arithmetic number, because the mean of its divisors is an integer number (3373422).

Almost surely, 2^90563382 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90563382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121443192).

90563382 is an abundant number, since it is smaller than the sum of its proper divisors (152323002).

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

90563382 is a wasteful number, since it uses less digits than its factorization.

90563382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294 (or 4278 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 90563382 is about 9516.4794961162. The cubic root of 90563382 is about 449.0736201688.

The spelling of 90563382 in words is "ninety million, five hundred sixty-three thousand, three hundred eighty-two".