992225872 has 20 divisors (see below), whose sum is σ = 2097205056. Its totient is φ = 451011680.

The previous prime is 992225869. The next prime is 992225887. The reversal of 992225872 is 278522299.

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, 2818648 + ... + 2818999.

Almost surely, 2^992225872 is an apocalyptic number.

It is an amenable number.

992225872 is an abundant number, since it is smaller than the sum of its proper divisors (1104979184).

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

992225872 is a wasteful number, since it uses less digits than its factorization.

992225872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5637666 (or 5637660 counting only the distinct ones).

The product of its digits is 362880, while the sum is 46.

The square root of 992225872 is about 31499.6170135448. The cubic root of 992225872 is about 997.4018796164.

The spelling of 992225872 in words is "nine hundred ninety-two million, two hundred twenty-five thousand, eight hundred seventy-two".