992729772 has 36 divisors (see below), whose sum is σ = 2618506800. Its totient is φ = 316522272.

The previous prime is 992729743. The next prime is 992729783. The reversal of 992729772 is 277927299.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 598647 + ... + 600302.

It is an arithmetic number, because the mean of its divisors is an integer number (72736300).

Almost surely, 2^992729772 is an apocalyptic number.

992729772 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

992729772 is an abundant number, since it is smaller than the sum of its proper divisors (1625777028).

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

992729772 is a wasteful number, since it uses less digits than its factorization.

992729772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198982 (or 1198977 counting only the distinct ones).

The product of its digits is 2000376, while the sum is 54.

The square root of 992729772 is about 31507.6145082423. The cubic root of 992729772 is about 997.5706939175.

The spelling of 992729772 in words is "nine hundred ninety-two million, seven hundred twenty-nine thousand, seven hundred seventy-two".