2994664397 has 2 divisors, whose sum is σ = 2994664398. Its totient is φ = 2994664396.

The previous prime is 2994664303. The next prime is 2994664403. The reversal of 2994664397 is 7934664992.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2030313481 + 964350916 = 45059^2 + 31054^2 .

It is a cyclic number.

It is not a de Polignac number, because 2994664397 - 2¹² = 2994660301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2994664997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1497332198 + 1497332199.

It is an arithmetic number, because the mean of its divisors is an integer number (1497332199).

Almost surely, 2^2994664397 is an apocalyptic number.

It is an amenable number.

2994664397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2994664397 is an equidigital number, since it uses as much as digits as its factorization.

2994664397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17635968, while the sum is 59.

The square root of 2994664397 is about 54723.5269057103. The cubic root of 2994664397 is about 1441.3940327798.

The spelling of 2994664397 in words is "two billion, nine hundred ninety-four million, six hundred sixty-four thousand, three hundred ninety-seven".