2973668249 has 2 divisors, whose sum is σ = 2973668250. Its totient is φ = 2973668248.

The previous prime is 2973668227. The next prime is 2973668371. The reversal of 2973668249 is 9428663792.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2700361225 + 273307024 = 51965^2 + 16532^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2973668249 is a prime.

It is a super-2 number, since 2×2973668249² = 17685405710221452002, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2973668194 and 2973668203.

It is not a weakly prime, because it can be changed into another prime (2973668209) 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, 1486834124 + 1486834125.

It is an arithmetic number, because the mean of its divisors is an integer number (1486834125).

Almost surely, 2^2973668249 is an apocalyptic number.

It is an amenable number.

2973668249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2973668249 is an equidigital number, since it uses as much as digits as its factorization.

2973668249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7838208, while the sum is 56.

The square root of 2973668249 is about 54531.3510652359. The cubic root of 2973668249 is about 1438.0175022356.

The spelling of 2973668249 in words is "two billion, nine hundred seventy-three million, six hundred sixty-eight thousand, two hundred forty-nine".