3223238749 has 2 divisors, whose sum is σ = 3223238750. Its totient is φ = 3223238748.

The previous prime is 3223238663. The next prime is 3223238783. The reversal of 3223238749 is 9478323223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2491806724 + 731432025 = 49918^2 + 27045^2 .

It is a cyclic number.

It is not a de Polignac number, because 3223238749 - 2¹¹ = 3223236701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3223238449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611619374 + 1611619375.

It is an arithmetic number, because the mean of its divisors is an integer number (1611619375).

Almost surely, 2^3223238749 is an apocalyptic number.

It is an amenable number.

3223238749 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223238749 is an equidigital number, since it uses as much as digits as its factorization.

3223238749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 43.

The square root of 3223238749 is about 56773.5743898515. The cubic root of 3223238749 is about 1477.1711775180.

The spelling of 3223238749 in words is "three billion, two hundred twenty-three million, two hundred thirty-eight thousand, seven hundred forty-nine".