492221184 has 144 divisors (see below), whose sum is σ = 1612568832. Its totient is φ = 129798144.

The previous prime is 492221173. The next prime is 492221207. The reversal of 492221184 is 481122294.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66367 + ... + 73409.

Almost surely, 2^492221184 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 492221184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (806284416).

492221184 is an abundant number, since it is smaller than the sum of its proper divisors (1120347648).

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

492221184 is a wasteful number, since it uses less digits than its factorization.

492221184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7082 (or 7068 counting only the distinct ones).

The product of its digits is 9216, while the sum is 33.

The square root of 492221184 is about 22186.0583249932. The cubic root of 492221184 is about 789.5629607465.

It can be divided in two parts, 4922 and 21184, that added together give a triangular number (26106 = T₂₂₈).

The spelling of 492221184 in words is "four hundred ninety-two million, two hundred twenty-one thousand, one hundred eighty-four".