899678625 has 16 divisors (see below), whose sum is σ = 1497065856. Its totient is φ = 479828400.

The previous prime is 899678587. The next prime is 899678677. The reversal of 899678625 is 526876998.

It is a happy number.

It is not a de Polignac number, because 899678625 - 2⁶ = 899678561 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1199197 + ... + 1199946.

It is an arithmetic number, because the mean of its divisors is an integer number (93566616).

Almost surely, 2^899678625 is an apocalyptic number.

It is an amenable number.

899678625 is a deficient number, since it is larger than the sum of its proper divisors (597387231).

899678625 is a wasteful number, since it uses less digits than its factorization.

899678625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399161 (or 2399151 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 60.

The square root of 899678625 is about 29994.6432717577. The cubic root of 899678625 is about 965.3744508683.

The spelling of 899678625 in words is "eight hundred ninety-nine million, six hundred seventy-eight thousand, six hundred twenty-five".