899678624 has 48 divisors (see below), whose sum is σ = 2019712968. Its totient is φ = 390807552.

The previous prime is 899678587. The next prime is 899678677. The reversal of 899678624 is 426876998.

It can be written as a sum of positive squares in 4 ways, for example, as 579268624 + 320410000 = 24068^2 + 17900^2 .

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, 56537 + ... + 70680.

Almost surely, 2^899678624 is an apocalyptic number.

It is an amenable number.

899678624 is an abundant number, since it is smaller than the sum of its proper divisors (1120034344).

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

899678624 is a wasteful number, since it uses less digits than its factorization.

899678624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127257 (or 127249 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 59.

The square root of 899678624 is about 29994.6432550881. The cubic root of 899678624 is about 965.3744505106.

The spelling of 899678624 in words is "eight hundred ninety-nine million, six hundred seventy-eight thousand, six hundred twenty-four".