494115816 has 16 divisors (see below), whose sum is σ = 1235289600. Its totient is φ = 164705264.

The previous prime is 494115781. The next prime is 494115847. The reversal of 494115816 is 618511494.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10294056 + ... + 10294103.

It is an arithmetic number, because the mean of its divisors is an integer number (77205600).

Almost surely, 2^494115816 is an apocalyptic number.

It is an amenable number.

494115816 is an abundant number, since it is smaller than the sum of its proper divisors (741173784).

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

494115816 is a wasteful number, since it uses less digits than its factorization.

494115816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20588168 (or 20588164 counting only the distinct ones).

The product of its digits is 34560, while the sum is 39.

The square root of 494115816 is about 22228.7160222987. The cubic root of 494115816 is about 790.5747118592.

The spelling of 494115816 in words is "four hundred ninety-four million, one hundred fifteen thousand, eight hundred sixteen".