899922924 has 18 divisors (see below), whose sum is σ = 2274805260. Its totient is φ = 299974296.

The previous prime is 899922923. The next prime is 899922937. The reversal of 899922924 is 429229998.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×899922924² = 1619722538281419552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (899922923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12498894 + ... + 12498965.

It is an arithmetic number, because the mean of its divisors is an integer number (126378070).

Almost surely, 2^899922924 is an apocalyptic number.

It is an amenable number.

899922924 is an abundant number, since it is smaller than the sum of its proper divisors (1374882336).

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

899922924 is a wasteful number, since it uses less digits than its factorization.

899922924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24997869 (or 24997864 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 899922924 is about 29998.7153724955. The cubic root of 899922924 is about 965.4618223152.

The spelling of 899922924 in words is "eight hundred ninety-nine million, nine hundred twenty-two thousand, nine hundred twenty-four".