899442744 has 16 divisors (see below), whose sum is σ = 2248606920. Its totient is φ = 299814240.

The previous prime is 899442683. The next prime is 899442751. The reversal of 899442744 is 447244998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18738367 + ... + 18738414.

Almost surely, 2^899442744 is an apocalyptic number.

It is an amenable number.

899442744 is an abundant number, since it is smaller than the sum of its proper divisors (1349164176).

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

899442744 is a wasteful number, since it uses less digits than its factorization.

899442744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37476790 (or 37476786 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 51.

The square root of 899442744 is about 29990.7109618962. The cubic root of 899442744 is about 965.2900750374.

The spelling of 899442744 in words is "eight hundred ninety-nine million, four hundred forty-two thousand, seven hundred forty-four".