3256299145 has 32 divisors (see below), whose sum is σ = 4407411456. Its totient is φ = 2288736000.

The previous prime is 3256299139. The next prime is 3256299181. The reversal of 3256299145 is 5419926523.

It is not a de Polignac number, because 3256299145 - 2¹⁹ = 3255774857 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3256299095 and 3256299104.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 301987 + ... + 312583.

It is an arithmetic number, because the mean of its divisors is an integer number (137731608).

Almost surely, 2^3256299145 is an apocalyptic number.

It is an amenable number.

3256299145 is a deficient number, since it is larger than the sum of its proper divisors (1151112311).

3256299145 is a wasteful number, since it uses less digits than its factorization.

3256299145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10801.

The product of its digits is 583200, while the sum is 46.

The square root of 3256299145 is about 57063.9916672502. The cubic root of 3256299145 is about 1482.2044008138.

The spelling of 3256299145 in words is "three billion, two hundred fifty-six million, two hundred ninety-nine thousand, one hundred forty-five".