3386636749 has 2 divisors, whose sum is σ = 3386636750. Its totient is φ = 3386636748.

The previous prime is 3386636713. The next prime is 3386636783. The reversal of 3386636749 is 9476366833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2778027849 + 608608900 = 52707^2 + 24670^2 .

It is a cyclic number.

It is not a de Polignac number, because 3386636749 - 2²³ = 3378248141 is a prime.

It is a super-2 number, since 2×3386636749² = 22938616939354578002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3386636749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3386636789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1693318374 + 1693318375.

It is an arithmetic number, because the mean of its divisors is an integer number (1693318375).

Almost surely, 2^3386636749 is an apocalyptic number.

It is an amenable number.

3386636749 is a deficient number, since it is larger than the sum of its proper divisors (1).

3386636749 is an equidigital number, since it uses as much as digits as its factorization.

3386636749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11757312, while the sum is 55.

The square root of 3386636749 is about 58194.8172005033. The cubic root of 3386636749 is about 1501.7219852363.

The spelling of 3386636749 in words is "three billion, three hundred eighty-six million, six hundred thirty-six thousand, seven hundred forty-nine".