494499904 has 14 divisors (see below), whose sum is σ = 981273374. Its totient is φ = 247249920.

The previous prime is 494499899. The next prime is 494499937. The reversal of 494499904 is 409994494.

It can be written as a sum of positive squares in only one way, i.e., 249640000 + 244859904 = 15800^2 + 15648^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3863217 + ... + 3863344.

Almost surely, 2^494499904 is an apocalyptic number.

It is an amenable number.

494499904 is a deficient number, since it is larger than the sum of its proper divisors (486773470).

494499904 is an equidigital number, since it uses as much as digits as its factorization.

494499904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7726573 (or 7726563 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 52.

The square root of 494499904 is about 22237.3537994070. The cubic root of 494499904 is about 790.7795029938.

The spelling of 494499904 in words is "four hundred ninety-four million, four hundred ninety-nine thousand, nine hundred four".