3255659993 has 4 divisors (see below), whose sum is σ = 3255820260. Its totient is φ = 3255499728.

The previous prime is 3255659941. The next prime is 3255659999. The reversal of 3255659993 is 3999565523.

It is a happy number.

3255659993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3999565523 = 1657 ⋅2413739.

It can be written as a sum of positive squares in 2 ways, for example, as 1386221824 + 1869438169 = 37232^2 + 43237^2 .

It is a cyclic number.

It is not a de Polignac number, because 3255659993 - 2⁶ = 3255659929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3255659999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44330 + ... + 92067.

It is an arithmetic number, because the mean of its divisors is an integer number (813955065).

Almost surely, 2^3255659993 is an apocalyptic number.

It is an amenable number.

3255659993 is a deficient number, since it is larger than the sum of its proper divisors (160267).

3255659993 is a wasteful number, since it uses less digits than its factorization.

3255659993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160266.

The product of its digits is 9841500, while the sum is 56.

The square root of 3255659993 is about 57058.3910831702. The cubic root of 3255659993 is about 1482.1074179247.

The spelling of 3255659993 in words is "three billion, two hundred fifty-five million, six hundred fifty-nine thousand, nine hundred ninety-three".