2042294689 has 2 divisors, whose sum is σ = 2042294690. Its totient is φ = 2042294688.

The previous prime is 2042294651. The next prime is 2042294699. The reversal of 2042294689 is 9864922402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1680344064 + 361950625 = 40992^2 + 19025^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042294689 - 2²³ = 2033906081 is a prime.

It is not a weakly prime, because it can be changed into another prime (2042294699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021147344 + 1021147345.

It is an arithmetic number, because the mean of its divisors is an integer number (1021147345).

Almost surely, 2^2042294689 is an apocalyptic number.

It is an amenable number.

2042294689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042294689 is an equidigital number, since it uses as much as digits as its factorization.

2042294689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 2042294689 is about 45191.7546572381. The cubic root of 2042294689 is about 1268.7404978654.

The spelling of 2042294689 in words is "two billion, forty-two million, two hundred ninety-four thousand, six hundred eighty-nine".