494571216 has 40 divisors (see below), whose sum is σ = 1344889120. Its totient is φ = 156180096.

The previous prime is 494571173. The next prime is 494571239. The reversal of 494571216 is 612175494.

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, 270235 + ... + 272058.

It is an arithmetic number, because the mean of its divisors is an integer number (33622228).

Almost surely, 2^494571216 is an apocalyptic number.

It is an amenable number.

494571216 is an abundant number, since it is smaller than the sum of its proper divisors (850317904).

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

494571216 is a wasteful number, since it uses less digits than its factorization.

494571216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542323 (or 542317 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 494571216 is about 22238.9571697955. The cubic root of 494571216 is about 790.8175140274.

The spelling of 494571216 in words is "four hundred ninety-four million, five hundred seventy-one thousand, two hundred sixteen".