492812394 has 16 divisors (see below), whose sum is σ = 1017419520. Its totient is φ = 158971680.

The previous prime is 492812393. The next prime is 492812401. The reversal of 492812394 is 493218294.

It is a super-2 number, since 2×492812394² = 485728111360022472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (492812393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1324579 + ... + 1324950.

It is an arithmetic number, because the mean of its divisors is an integer number (63588720).

Almost surely, 2^492812394 is an apocalyptic number.

492812394 is an abundant number, since it is smaller than the sum of its proper divisors (524607126).

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

492812394 is a wasteful number, since it uses less digits than its factorization.

492812394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649565.

The product of its digits is 124416, while the sum is 42.

The square root of 492812394 is about 22199.3782345362. The cubic root of 492812394 is about 789.8789506352.

The spelling of 492812394 in words is "four hundred ninety-two million, eight hundred twelve thousand, three hundred ninety-four".