494989494 has 48 divisors (see below), whose sum is σ = 1019999952. Its totient is φ = 160118784.

The previous prime is 494989483. The next prime is 494989513.

494989494 is nontrivially palindromic in base 10.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3612994 + ... + 3613130.

It is an arithmetic number, because the mean of its divisors is an integer number (21249999).

Almost surely, 2^494989494 is an apocalyptic number.

494989494 is an abundant number, since it is smaller than the sum of its proper divisors (525010458).

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

494989494 is a wasteful number, since it uses less digits than its factorization.

494989494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 328 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 60.

The square root of 494989494 is about 22248.3593552424. The cubic root of 494989494 is about 791.0403928563.

The spelling of 494989494 in words is "four hundred ninety-four million, nine hundred eighty-nine thousand, four hundred ninety-four".