992947146 has 8 divisors (see below), whose sum is σ = 1985894304. Its totient is φ = 330982380.

The previous prime is 992947139. The next prime is 992947171. The reversal of 992947146 is 641749299.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

992947146 is an admirable number.

It is a Curzon 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, 82745590 + ... + 82745601.

It is an arithmetic number, because the mean of its divisors is an integer number (248236788).

Almost surely, 2^992947146 is an apocalyptic number.

992947146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

992947146 is a wasteful number, since it uses less digits than its factorization.

992947146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165491196.

The product of its digits is 979776, while the sum is 51.

The square root of 992947146 is about 31511.0638665215. The cubic root of 992947146 is about 997.6434999361.

It can be divided in two parts, 9929 and 47146, that added together give a palindrome (57075).

The spelling of 992947146 in words is "nine hundred ninety-two million, nine hundred forty-seven thousand, one hundred forty-six".