492667408 has 10 divisors (see below), whose sum is σ = 954543134. Its totient is φ = 246333696.

The previous prime is 492667403. The next prime is 492667423. The reversal of 492667408 is 804766294.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 401120784 + 91546624 = 20028^2 + 9568^2 .

It is not an unprimeable number, because it can be changed into a prime (492667403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15395841 + ... + 15395872.

Almost surely, 2^492667408 is an apocalyptic number.

It is an amenable number.

492667408 is a deficient number, since it is larger than the sum of its proper divisors (461875726).

492667408 is a wasteful number, since it uses less digits than its factorization.

492667408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30791721 (or 30791715 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 492667408 is about 22196.1124524093. The cubic root of 492667408 is about 789.8014819246.

The spelling of 492667408 in words is "four hundred ninety-two million, six hundred sixty-seven thousand, four hundred eight".