3365642369 has 2 divisors, whose sum is σ = 3365642370. Its totient is φ = 3365642368.

The previous prime is 3365642351. The next prime is 3365642407. The reversal of 3365642369 is 9632465633.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2860966144 + 504676225 = 53488^2 + 22465^2 .

It is a cyclic number.

It is not a de Polignac number, because 3365642369 - 2¹² = 3365638273 is a prime.

It is a super-2 number, since 2×3365642369² = 22655097112015864322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3365642339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1682821184 + 1682821185.

It is an arithmetic number, because the mean of its divisors is an integer number (1682821185).

Almost surely, 2^3365642369 is an apocalyptic number.

It is an amenable number.

3365642369 is a deficient number, since it is larger than the sum of its proper divisors (1).

3365642369 is an equidigital number, since it uses as much as digits as its factorization.

3365642369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 47.

The square root of 3365642369 is about 58014.1566257754. The cubic root of 3365642369 is about 1498.6124010716.

The spelling of 3365642369 in words is "three billion, three hundred sixty-five million, six hundred forty-two thousand, three hundred sixty-nine".