494288243 has 16 divisors (see below), whose sum is σ = 530530560. Its totient is φ = 458880000.

The previous prime is 494288233. The next prime is 494288257. The reversal of 494288243 is 342882494.

It is a cyclic number.

It is not a de Polignac number, because 494288243 - 2⁸ = 494287987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 494288194 and 494288203.

It is not an unprimeable number, because it can be changed into a prime (494288203) 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, 822143 + ... + 822743.

It is an arithmetic number, because the mean of its divisors is an integer number (33158160).

Almost surely, 2^494288243 is an apocalyptic number.

494288243 is a deficient number, since it is larger than the sum of its proper divisors (36242317).

494288243 is a wasteful number, since it uses less digits than its factorization.

494288243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198.

The product of its digits is 442368, while the sum is 44.

The square root of 494288243 is about 22232.5941581274. The cubic root of 494288243 is about 790.6666609989. Note that the first 5 decimals are identical.

The spelling of 494288243 in words is "four hundred ninety-four million, two hundred eighty-eight thousand, two hundred forty-three".