494885015 has 4 divisors (see below), whose sum is σ = 593862024. Its totient is φ = 395908008.

The previous prime is 494884987. The next prime is 494885021. The reversal of 494885015 is 510588494.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494885015 is a prime.

It is a super-2 number, since 2×494885015² = 489822356143100450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49488497 + ... + 49488506.

It is an arithmetic number, because the mean of its divisors is an integer number (148465506).

Almost surely, 2^494885015 is an apocalyptic number.

494885015 is a deficient number, since it is larger than the sum of its proper divisors (98977009).

494885015 is an equidigital number, since it uses as much as digits as its factorization.

494885015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98977008.

The product of its (nonzero) digits is 230400, while the sum is 44.

The square root of 494885015 is about 22246.0112154966. The cubic root of 494885015 is about 790.9847331398.

The spelling of 494885015 in words is "four hundred ninety-four million, eight hundred eighty-five thousand, fifteen".