3864256346 has 4 divisors (see below), whose sum is σ = 5796384522. Its totient is φ = 1932128172.

The previous prime is 3864256343. The next prime is 3864256373. The reversal of 3864256346 is 6436524683.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2274240721 + 1590015625 = 47689^2 + 39875^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3864256346.

It is not an unprimeable number, because it can be changed into a prime (3864256343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 966064085 + ... + 966064088.

Almost surely, 2^3864256346 is an apocalyptic number.

3864256346 is a deficient number, since it is larger than the sum of its proper divisors (1932128176).

3864256346 is a wasteful number, since it uses less digits than its factorization.

3864256346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932128175.

The product of its digits is 2488320, while the sum is 47.

The square root of 3864256346 is about 62163.1429868214. The cubic root of 3864256346 is about 1569.2373736747.

The spelling of 3864256346 in words is "three billion, eight hundred sixty-four million, two hundred fifty-six thousand, three hundred forty-six".