494211265 has 4 divisors (see below), whose sum is σ = 593053524. Its totient is φ = 395369008.

The previous prime is 494211187. The next prime is 494211307. The reversal of 494211265 is 562112494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 562112494 = 2 ⋅281056247.

It can be written as a sum of positive squares in 2 ways, for example, as 118200384 + 376010881 = 10872^2 + 19391^2 .

It is a cyclic number.

It is not a de Polignac number, because 494211265 - 2¹⁵ = 494178497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 494211265.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49421122 + ... + 49421131.

It is an arithmetic number, because the mean of its divisors is an integer number (148263381).

Almost surely, 2^494211265 is an apocalyptic number.

It is an amenable number.

494211265 is a deficient number, since it is larger than the sum of its proper divisors (98842259).

494211265 is an equidigital number, since it uses as much as digits as its factorization.

494211265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98842258.

The product of its digits is 17280, while the sum is 34.

The square root of 494211265 is about 22230.8628937340. The cubic root of 494211265 is about 790.6256140330.

The spelling of 494211265 in words is "four hundred ninety-four million, two hundred eleven thousand, two hundred sixty-five".