90232322 has 4 divisors (see below), whose sum is σ = 135348486. Its totient is φ = 45116160.

The previous prime is 90232321. The next prime is 90232327. The reversal of 90232322 is 22323209.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22323209 = 523 ⋅42683.

It can be written as a sum of positive squares in only one way, i.e., 69538921 + 20693401 = 8339^2 + 4549^2 .

It is not an unprimeable number, because it can be changed into a prime (90232321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22558079 + ... + 22558082.

Almost surely, 2^90232322 is an apocalyptic number.

90232322 is a deficient number, since it is larger than the sum of its proper divisors (45116164).

90232322 is a wasteful number, since it uses less digits than its factorization.

90232322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45116163.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 90232322 is about 9499.0695333806. The cubic root of 90232322 is about 448.5257466390.

The spelling of 90232322 in words is "ninety million, two hundred thirty-two thousand, three hundred twenty-two".