492620738 has 16 divisors (see below), whose sum is σ = 785074680. Its totient is φ = 231388416.

The previous prime is 492620683. The next prime is 492620741. The reversal of 492620738 is 837026294.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 396129409 + 96491329 = 19903^2 + 9823^2 .

It is a junction number, because it is equal to n+sod(n) for n = 492620695 and 492620704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112631 + ... + 116922.

Almost surely, 2^492620738 is an apocalyptic number.

492620738 is a deficient number, since it is larger than the sum of its proper divisors (292453942).

492620738 is a wasteful number, since it uses less digits than its factorization.

492620738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229621.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 492620738 is about 22195.0611172846. The cubic root of 492620738 is about 789.7765420439.

The spelling of 492620738 in words is "four hundred ninety-two million, six hundred twenty thousand, seven hundred thirty-eight".