2494308257 has 16 divisors (see below), whose sum is σ = 2874009600. Its totient is φ = 2120514000.

The previous prime is 2494308203. The next prime is 2494308259. The reversal of 2494308257 is 7528034942.

It is a cyclic number.

It is not a de Polignac number, because 2494308257 - 2²⁴ = 2477531041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2494308259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522632 + ... + 527382.

It is an arithmetic number, because the mean of its divisors is an integer number (179625600).

Almost surely, 2^2494308257 is an apocalyptic number.

It is an amenable number.

2494308257 is a deficient number, since it is larger than the sum of its proper divisors (379701343).

2494308257 is a wasteful number, since it uses less digits than its factorization.

2494308257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5356.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 2494308257 is about 49943.0501371312. The cubic root of 2494308257 is about 1356.1780411551.

The spelling of 2494308257 in words is "two billion, four hundred ninety-four million, three hundred eight thousand, two hundred fifty-seven".