899869508 has 6 divisors (see below), whose sum is σ = 1574771646. Its totient is φ = 449934752.

The previous prime is 899869441. The next prime is 899869513. The reversal of 899869508 is 805968998.

It is a happy number.

899869508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 796481284 + 103388224 = 28222^2 + 10168^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112483685 + ... + 112483692.

It is an arithmetic number, because the mean of its divisors is an integer number (262461941).

Almost surely, 2^899869508 is an apocalyptic number.

It is an amenable number.

899869508 is a deficient number, since it is larger than the sum of its proper divisors (674902138).

899869508 is a wasteful number, since it uses less digits than its factorization.

899869508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224967381 (or 224967379 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 62.

The square root of 899869508 is about 29997.8250544935. The cubic root of 899869508 is about 965.4427198907.

The spelling of 899869508 in words is "eight hundred ninety-nine million, eight hundred sixty-nine thousand, five hundred eight".