2492946557 has 2 divisors, whose sum is σ = 2492946558. Its totient is φ = 2492946556.

The previous prime is 2492946551. The next prime is 2492946581. The reversal of 2492946557 is 7556492942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1405200196 + 1087746361 = 37486^2 + 32981^2 .

It is a cyclic number.

It is not a de Polignac number, because 2492946557 - 2²⁴ = 2476169341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2492946499 and 2492946508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2492946551) 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 as a sum of consecutive naturals, namely, 1246473278 + 1246473279.

It is an arithmetic number, because the mean of its divisors is an integer number (1246473279).

Almost surely, 2^2492946557 is an apocalyptic number.

It is an amenable number.

2492946557 is a deficient number, since it is larger than the sum of its proper divisors (1).

2492946557 is an equidigital number, since it uses as much as digits as its factorization.

2492946557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5443200, while the sum is 53.

The square root of 2492946557 is about 49929.4157486346. The cubic root of 2492946557 is about 1355.9312066819.

The spelling of 2492946557 in words is "two billion, four hundred ninety-two million, nine hundred forty-six thousand, five hundred fifty-seven".