3250040393 has 4 divisors (see below), whose sum is σ = 3256554000. Its totient is φ = 3243526788.

The previous prime is 3250040389. The next prime is 3250040413. The reversal of 3250040393 is 3930400523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3250040393 - 2² = 3250040389 is a prime.

It is a super-2 number, since 2×3250040393² = 21125525112263188898, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3250040293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3256055 + ... + 3257052.

It is an arithmetic number, because the mean of its divisors is an integer number (814138500).

Almost surely, 2^3250040393 is an apocalyptic number.

It is an amenable number.

3250040393 is a deficient number, since it is larger than the sum of its proper divisors (6513607).

3250040393 is an equidigital number, since it uses as much as digits as its factorization.

3250040393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6513606.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 3250040393 is about 57009.1255239019. The cubic root of 3250040393 is about 1481.2541707990.

The spelling of 3250040393 in words is "three billion, two hundred fifty million, forty thousand, three hundred ninety-three".