899572 has 12 divisors (see below), whose sum is σ = 1666980. Its totient is φ = 423296.

The previous prime is 899537. The next prime is 899611. The reversal of 899572 is 275998.

It can be written as a sum of positive squares in 2 ways, for example, as 839056 + 60516 = 916^2 + 246^2 .

It is a congruent number.

It is an unprimeable number.

899572 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6547 + ... + 6682.

It is an arithmetic number, because the mean of its divisors is an integer number (138915).

2⁸⁹⁹⁵⁷² is an apocalyptic number.

It is an amenable number.

899572 is a deficient number, since it is larger than the sum of its proper divisors (767408).

899572 is a wasteful number, since it uses less digits than its factorization.

899572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13250 (or 13248 counting only the distinct ones).

The product of its digits is 45360, while the sum is 40.

The square root of 899572 is about 948.4576954193. The cubic root of 899572 is about 96.5336312391.

The spelling of 899572 in words is "eight hundred ninety-nine thousand, five hundred seventy-two".