992213712 has 120 divisors (see below), whose sum is σ = 3291136576. Its totient is φ = 283481856.

The previous prime is 992213707. The next prime is 992213771. The reversal of 992213712 is 217312299.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8988 + ... + 45444.

Almost surely, 2^992213712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 992213712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1645568288).

992213712 is an abundant number, since it is smaller than the sum of its proper divisors (2298922864).

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

992213712 is a wasteful number, since it uses less digits than its factorization.

992213712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36487 (or 36469 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 992213712 is about 31499.4239947336. The cubic root of 992213712 is about 997.3978051220.

The spelling of 992213712 in words is "nine hundred ninety-two million, two hundred thirteen thousand, seven hundred twelve".