494611579 has 16 divisors (see below), whose sum is σ = 621766656. Its totient is φ = 385404360.

The previous prime is 494611571. The next prime is 494611627. The reversal of 494611579 is 975116494.

It is not a de Polignac number, because 494611579 - 2³ = 494611571 is a prime.

It is a super-2 number, since 2×494611579² = 489281228161746482, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (494611571) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 17227 + ... + 35860.

It is an arithmetic number, because the mean of its divisors is an integer number (38860416).

Almost surely, 2^494611579 is an apocalyptic number.

494611579 is a deficient number, since it is larger than the sum of its proper divisors (127155077).

494611579 is an equidigital number, since it uses as much as digits as its factorization.

494611579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53127 (or 53105 counting only the distinct ones).

The product of its digits is 272160, while the sum is 46.

The square root of 494611579 is about 22239.8646353794. The cubic root of 494611579 is about 790.8390268705.

It can be divided in two parts, 49461 and 1579, that added together give a triangular number (51040 = T₃₁₉).

The spelling of 494611579 in words is "four hundred ninety-four million, six hundred eleven thousand, five hundred seventy-nine".