3317072749 has 2 divisors, whose sum is σ = 3317072750. Its totient is φ = 3317072748.

The previous prime is 3317072729. The next prime is 3317072797. The reversal of 3317072749 is 9472707133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3156417124 + 160655625 = 56182^2 + 12675^2 .

It is a cyclic number.

It is not a de Polignac number, because 3317072749 - 2⁷ = 3317072621 is a prime.

It is a super-2 number, since 2×3317072749² = 22005943244316834002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3317072729) 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, 1658536374 + 1658536375.

It is an arithmetic number, because the mean of its divisors is an integer number (1658536375).

Almost surely, 2^3317072749 is an apocalyptic number.

It is an amenable number.

3317072749 is a deficient number, since it is larger than the sum of its proper divisors (1).

3317072749 is an equidigital number, since it uses as much as digits as its factorization.

3317072749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 222264, while the sum is 43.

The square root of 3317072749 is about 57594.0339705425. The cubic root of 3317072749 is about 1491.3686130762.

The spelling of 3317072749 in words is "three billion, three hundred seventeen million, seventy-two thousand, seven hundred forty-nine".