2294540993 has 2 divisors, whose sum is σ = 2294540994. Its totient is φ = 2294540992.

The previous prime is 2294540957. The next prime is 2294541079. The reversal of 2294540993 is 3990454922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2122721329 + 171819664 = 46073^2 + 13108^2 .

It is a cyclic number.

It is not a de Polignac number, because 2294540993 - 2⁸ = 2294540737 is a prime.

It is not a weakly prime, because it can be changed into another prime (2294540923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1147270496 + 1147270497.

It is an arithmetic number, because the mean of its divisors is an integer number (1147270497).

Almost surely, 2^2294540993 is an apocalyptic number.

It is an amenable number.

2294540993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2294540993 is an equidigital number, since it uses as much as digits as its factorization.

2294540993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 47.

The square root of 2294540993 is about 47901.3673395656. The cubic root of 2294540993 is about 1318.9609578497.

The spelling of 2294540993 in words is "two billion, two hundred ninety-four million, five hundred forty thousand, nine hundred ninety-three".