90852572 has 6 divisors (see below), whose sum is σ = 158992008. Its totient is φ = 45426284.

The previous prime is 90852571. The next prime is 90852583. The reversal of 90852572 is 27525809.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90852571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11356568 + ... + 11356575.

It is an arithmetic number, because the mean of its divisors is an integer number (26498668).

Almost surely, 2^90852572 is an apocalyptic number.

It is an amenable number.

90852572 is a deficient number, since it is larger than the sum of its proper divisors (68139436).

90852572 is a wasteful number, since it uses less digits than its factorization.

90852572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22713147 (or 22713145 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 90852572 is about 9531.6615550490. The cubic root of 90852572 is about 449.5511112163.

The spelling of 90852572 in words is "ninety million, eight hundred fifty-two thousand, five hundred seventy-two".