992220432 has 80 divisors (see below), whose sum is σ = 3083612160. Its totient is φ = 268569216.

The previous prime is 992220407. The next prime is 992220457. The reversal of 992220432 is 234022299.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (992220407) and next prime (992220457).

It is a junction number, because it is equal to n+sod(n) for n = 992220393 and 992220402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71328 + ... + 84095.

It is an arithmetic number, because the mean of its divisors is an integer number (38545152).

Almost surely, 2^992220432 is an apocalyptic number.

It is an amenable number.

992220432 is an abundant number, since it is smaller than the sum of its proper divisors (2091391728).

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

992220432 is a wasteful number, since it uses less digits than its factorization.

992220432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155460 (or 155454 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 992220432 is about 31499.5306631702. The cubic root of 992220432 is about 997.4000568204.

The spelling of 992220432 in words is "nine hundred ninety-two million, two hundred twenty thousand, four hundred thirty-two".