899311252 has 24 divisors (see below), whose sum is σ = 1825471424. Its totient is φ = 379665792.

The previous prime is 899311219. The next prime is 899311267. The reversal of 899311252 is 252113998.

899311252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 237813 + ... + 241564.

Almost surely, 2^899311252 is an apocalyptic number.

It is an amenable number.

899311252 is an abundant number, since it is smaller than the sum of its proper divisors (926160172).

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

899311252 is a wasteful number, since it uses less digits than its factorization.

899311252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479455 (or 479453 counting only the distinct ones).

The product of its digits is 38880, while the sum is 40.

The square root of 899311252 is about 29988.5186696509. The cubic root of 899311252 is about 965.2430332777.

The spelling of 899311252 in words is "eight hundred ninety-nine million, three hundred eleven thousand, two hundred fifty-two".