2494262857 has 2 divisors, whose sum is σ = 2494262858. Its totient is φ = 2494262856.

The previous prime is 2494262851. The next prime is 2494262891. The reversal of 2494262857 is 7582624942.

2494262857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1911088656 + 583174201 = 43716^2 + 24149^2 .

It is a cyclic number.

It is not a de Polignac number, because 2494262857 - 2¹¹ = 2494260809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2494262857.

It is not a weakly prime, because it can be changed into another prime (2494262851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247131428 + 1247131429.

It is an arithmetic number, because the mean of its divisors is an integer number (1247131429).

Almost surely, 2^2494262857 is an apocalyptic number.

It is an amenable number.

2494262857 is a deficient number, since it is larger than the sum of its proper divisors (1).

2494262857 is an equidigital number, since it uses as much as digits as its factorization.

2494262857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 49.

The square root of 2494262857 is about 49942.5956173685. The cubic root of 2494262857 is about 1356.1698129745.

The spelling of 2494262857 in words is "two billion, four hundred ninety-four million, two hundred sixty-two thousand, eight hundred fifty-seven".