494847915 has 16 divisors (see below), whose sum is σ = 797803776. Its totient is φ = 261903200.

The previous prime is 494847907. The next prime is 494847931. The reversal of 494847915 is 519748494.

It is not a de Polignac number, because 494847915 - 2³ = 494847907 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123951 + ... + 127880.

It is an arithmetic number, because the mean of its divisors is an integer number (49862736).

Almost surely, 2^494847915 is an apocalyptic number.

494847915 is a deficient number, since it is larger than the sum of its proper divisors (302955861).

494847915 is a wasteful number, since it uses less digits than its factorization.

494847915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251970.

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

The square root of 494847915 is about 22245.1773425163. The cubic root of 494847915 is about 790.9649667523.

It can be divided in two parts, 4948479 and 15, that added together give a palindrome (4948494).

The spelling of 494847915 in words is "four hundred ninety-four million, eight hundred forty-seven thousand, nine hundred fifteen".