494159874 has 32 divisors (see below), whose sum is σ = 1066611840. Its totient is φ = 151725312.

The previous prime is 494159867. The next prime is 494159879. The reversal of 494159874 is 478951494.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (494159879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31482 + ... + 44490.

It is an arithmetic number, because the mean of its divisors is an integer number (33331620).

Almost surely, 2^494159874 is an apocalyptic number.

494159874 is an abundant number, since it is smaller than the sum of its proper divisors (572451966).

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

494159874 is a wasteful number, since it uses less digits than its factorization.

494159874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13514.

The product of its digits is 1451520, while the sum is 51.

The square root of 494159874 is about 22229.7070156131. The cubic root of 494159874 is about 790.5982084460.

The spelling of 494159874 in words is "four hundred ninety-four million, one hundred fifty-nine thousand, eight hundred seventy-four".