494495976 has 64 divisors (see below), whose sum is σ = 1401422400. Its totient is φ = 144142848.

The previous prime is 494495971. The next prime is 494495987. The reversal of 494495976 is 679594494.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (494495971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35781 + ... + 47636.

It is an arithmetic number, because the mean of its divisors is an integer number (21897225).

Almost surely, 2^494495976 is an apocalyptic number.

It is an amenable number.

494495976 is an abundant number, since it is smaller than the sum of its proper divisors (906926424).

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

494495976 is a wasteful number, since it uses less digits than its factorization.

494495976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83458 (or 83454 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 57.

The square root of 494495976 is about 22237.2654793704. The cubic root of 494495976 is about 790.7774091679. Note that the first 3 decimals are identical.

The spelling of 494495976 in words is "four hundred ninety-four million, four hundred ninety-five thousand, nine hundred seventy-six".