494723808 has 48 divisors (see below), whose sum is σ = 1442946960. Its totient is φ = 164907648.

The previous prime is 494723743. The next prime is 494723837. The reversal of 494723808 is 808327494.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

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, 285435 + ... + 287162.

It is an arithmetic number, because the mean of its divisors is an integer number (30061395).

Almost surely, 2^494723808 is an apocalyptic number.

494723808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

494723808 is an abundant number, since it is smaller than the sum of its proper divisors (948223152).

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

494723808 is a wasteful number, since it uses less digits than its factorization.

494723808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572616 (or 572602 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 494723808 is about 22242.3876416180. The cubic root of 494723808 is about 790.8988370090.

The spelling of 494723808 in words is "four hundred ninety-four million, seven hundred twenty-three thousand, eight hundred eight".