492397632 has 84 divisors (see below), whose sum is σ = 1417911820. Its totient is φ = 163372032.

The previous prime is 492397589. The next prime is 492397651. The reversal of 492397632 is 236793294.

492397632 is a `hidden beast` number, since 4 + 9 + 2 + 3 + 9 + 7 + 632 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 378847296 + 113550336 = 19464^2 + 10656^2 .

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, 130038 + ... + 133770.

Almost surely, 2^492397632 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 492397632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708955910).

492397632 is an abundant number, since it is smaller than the sum of its proper divisors (925514188).

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

492397632 is a wasteful number, since it uses less digits than its factorization.

492397632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3980 (or 3967 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 492397632 is about 22190.0345200272. The cubic root of 492397632 is about 789.6572951406.

The spelling of 492397632 in words is "four hundred ninety-two million, three hundred ninety-seven thousand, six hundred thirty-two".