494772279 has 8 divisors (see below), whose sum is σ = 661655280. Its totient is φ = 328868736.

The previous prime is 494772269. The next prime is 494772283. The reversal of 494772279 is 972277494.

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

It is not a de Polignac number, because 494772279 - 2¹¹ = 494770231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494772269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243684 + ... + 245705.

It is an arithmetic number, because the mean of its divisors is an integer number (82706910).

Almost surely, 2^494772279 is an apocalyptic number.

494772279 is a deficient number, since it is larger than the sum of its proper divisors (166883001).

494772279 is a wasteful number, since it uses less digits than its factorization.

494772279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489729.

The product of its digits is 1778112, while the sum is 51.

The square root of 494772279 is about 22243.4772236717. The cubic root of 494772279 is about 790.9246658351.

The spelling of 494772279 in words is "four hundred ninety-four million, seven hundred seventy-two thousand, two hundred seventy-nine".