2255684844 has 48 divisors (see below), whose sum is σ = 6222585600. Its totient is φ = 622257216.

The previous prime is 2255684833. The next prime is 2255684863. The reversal of 2255684844 is 4484865522.

It is a super-2 number, since 2×2255684844² = 10176228230902608672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2255684793 and 2255684802.

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, 460554 + ... + 465425.

It is an arithmetic number, because the mean of its divisors is an integer number (129637200).

Almost surely, 2^2255684844 is an apocalyptic number.

It is an amenable number.

2255684844 is an abundant number, since it is smaller than the sum of its proper divisors (3966900756).

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

2255684844 is a wasteful number, since it uses less digits than its factorization.

2255684844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926022 (or 926020 counting only the distinct ones).

The product of its digits is 2457600, while the sum is 48.

The square root of 2255684844 is about 47494.0506168931. The cubic root of 2255684844 is about 1311.4733619981.

The spelling of 2255684844 in words is "two billion, two hundred fifty-five million, six hundred eighty-four thousand, eight hundred forty-four".