3379729 has 2 divisors, whose sum is σ = 3379730. Its totient is φ = 3379728.

The previous prime is 3379721. The next prime is 3379741. The reversal of 3379729 is 9279733.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2169729 + 1210000 = 1473^2 + 1100^2 .

It is a cyclic number.

It is not a de Polignac number, because 3379729 - 2³ = 3379721 is a prime.

It is a super-2 number, since 2×3379729² = 22845136226882, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3379691 and 3379700.

It is not a weakly prime, because it can be changed into another prime (3379721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1689864 + 1689865.

It is an arithmetic number, because the mean of its divisors is an integer number (1689865).

Almost surely, 2^3379729 is an apocalyptic number.

It is an amenable number.

3379729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3379729 is an equidigital number, since it uses as much as digits as its factorization.

3379729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71442, while the sum is 40.

The square root of 3379729 is about 1838.4039273239. The cubic root of 3379729 is about 150.0700265627.

The spelling of 3379729 in words is "three million, three hundred seventy-nine thousand, seven hundred twenty-nine".