4394765256 has 64 divisors (see below), whose sum is σ = 12562636800. Its totient is φ = 1255030848.

The previous prime is 4394765231. The next prime is 4394765261. The reversal of 4394765256 is 6525674934.

It is a junction number, because it is equal to n+sod(n) for n = 4394765199 and 4394765208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421401 + ... + 431703.

It is an arithmetic number, because the mean of its divisors is an integer number (196291200).

Almost surely, 2^4394765256 is an apocalyptic number.

It is an amenable number.

4394765256 is an abundant number, since it is smaller than the sum of its proper divisors (8167871544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4394765256 is a wasteful number, since it uses less digits than its factorization.

4394765256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12858 (or 12854 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 51.

The square root of 4394765256 is about 66293.0256965241. The cubic root of 4394765256 is about 1637.9924443678.

The spelling of 4394765256 in words is "four billion, three hundred ninety-four million, seven hundred sixty-five thousand, two hundred fifty-six".