3389929561 has 2 divisors, whose sum is σ = 3389929562. Its totient is φ = 3389929560.

The previous prime is 3389929541. The next prime is 3389929583. The reversal of 3389929561 is 1659299833.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2890675225 + 499254336 = 53765^2 + 22344^2 .

It is a cyclic number.

It is not a de Polignac number, because 3389929561 - 2¹⁵ = 3389896793 is a prime.

It is a super-2 number, since 2×3389929561² = 22983244857083305442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3389929541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1694964780 + 1694964781.

It is an arithmetic number, because the mean of its divisors is an integer number (1694964781).

Almost surely, 2^3389929561 is an apocalyptic number.

It is an amenable number.

3389929561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3389929561 is an equidigital number, since it uses as much as digits as its factorization.

3389929561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3149280, while the sum is 55.

The square root of 3389929561 is about 58223.1016092410. The cubic root of 3389929561 is about 1502.2085334722.

The spelling of 3389929561 in words is "three billion, three hundred eighty-nine million, nine hundred twenty-nine thousand, five hundred sixty-one".