3250440287 has 2 divisors, whose sum is σ = 3250440288. Its totient is φ = 3250440286.

The previous prime is 3250440229. The next prime is 3250440301. The reversal of 3250440287 is 7820440523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3250440287 - 2²⁰ = 3249391711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3250440887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1625220143 + 1625220144.

It is an arithmetic number, because the mean of its divisors is an integer number (1625220144).

Almost surely, 2^3250440287 is an apocalyptic number.

3250440287 is a deficient number, since it is larger than the sum of its proper divisors (1).

3250440287 is an equidigital number, since it uses as much as digits as its factorization.

3250440287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 3250440287 is about 57012.6326966226. The cubic root of 3250440287 is about 1481.3149208503.

The spelling of 3250440287 in words is "three billion, two hundred fifty million, four hundred forty thousand, two hundred eighty-seven".