2904340949 has 2 divisors, whose sum is σ = 2904340950. Its totient is φ = 2904340948.

The previous prime is 2904340913. The next prime is 2904340961. The reversal of 2904340949 is 9490434092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2904132100 + 208849 = 53890^2 + 457^2 .

It is a cyclic number.

It is not a de Polignac number, because 2904340949 - 2²⁴ = 2887563733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2904340349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1452170474 + 1452170475.

It is an arithmetic number, because the mean of its divisors is an integer number (1452170475).

Almost surely, 2^2904340949 is an apocalyptic number.

It is an amenable number.

2904340949 is a deficient number, since it is larger than the sum of its proper divisors (1).

2904340949 is an equidigital number, since it uses as much as digits as its factorization.

2904340949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 2904340949 is about 53891.9376994370. The cubic root of 2904340949 is about 1426.7543304056.

The spelling of 2904340949 in words is "two billion, nine hundred four million, three hundred forty thousand, nine hundred forty-nine".