494381865 has 8 divisors (see below), whose sum is σ = 791011008. Its totient is φ = 263670320.

The previous prime is 494381863. The next prime is 494381897. The reversal of 494381865 is 568183494.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 494381865 - 2¹ = 494381863 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (494381863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16479381 + ... + 16479410.

It is an arithmetic number, because the mean of its divisors is an integer number (98876376).

Almost surely, 2^494381865 is an apocalyptic number.

It is an amenable number.

494381865 is a deficient number, since it is larger than the sum of its proper divisors (296629143).

494381865 is a wasteful number, since it uses less digits than its factorization.

494381865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32958799.

The product of its digits is 829440, while the sum is 48.

The square root of 494381865 is about 22234.6995707160. The cubic root of 494381865 is about 790.7165772992.

The spelling of 494381865 in words is "four hundred ninety-four million, three hundred eighty-one thousand, eight hundred sixty-five".