3223240687 has 2 divisors, whose sum is σ = 3223240688. Its totient is φ = 3223240686.

The previous prime is 3223240663. The next prime is 3223240733. The reversal of 3223240687 is 7860423223.

It is a weak prime.

It is an emirp because it is prime and its reverse (7860423223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3223240687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3223240627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611620343 + 1611620344.

It is an arithmetic number, because the mean of its divisors is an integer number (1611620344).

Almost surely, 2^3223240687 is an apocalyptic number.

3223240687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223240687 is an equidigital number, since it uses as much as digits as its factorization.

3223240687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 3223240687 is about 56773.5914576487. The cubic root of 3223240687 is about 1477.1714735719.

The spelling of 3223240687 in words is "three billion, two hundred twenty-three million, two hundred forty thousand, six hundred eighty-seven".