3345223249 has 2 divisors, whose sum is σ = 3345223250. Its totient is φ = 3345223248.

The previous prime is 3345223213. The next prime is 3345223253. The reversal of 3345223249 is 9423225433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1696863249 + 1648360000 = 41193^2 + 40600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3345223249 is a prime.

It is a super-2 number, since 2×3345223249² = 22381037171300232002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3345223289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672611624 + 1672611625.

It is an arithmetic number, because the mean of its divisors is an integer number (1672611625).

Almost surely, 2^3345223249 is an apocalyptic number.

It is an amenable number.

3345223249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3345223249 is an equidigital number, since it uses as much as digits as its factorization.

3345223249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 37.

The square root of 3345223249 is about 57837.9049499547. The cubic root of 3345223249 is about 1495.5755920554.

The spelling of 3345223249 in words is "three billion, three hundred forty-five million, two hundred twenty-three thousand, two hundred forty-nine".