2556000422 has 32 divisors (see below), whose sum is σ = 4279910400. Its totient is φ = 1137725568.

The previous prime is 2556000407. The next prime is 2556000529. The reversal of 2556000422 is 2240006552.

It is a junction number, because it is equal to n+sod(n) for n = 2556000391 and 2556000400.

It is a congruent number.

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, 461723 + ... + 467225.

It is an arithmetic number, because the mean of its divisors is an integer number (133747200).

Almost surely, 2^2556000422 is an apocalyptic number.

2556000422 is a deficient number, since it is larger than the sum of its proper divisors (1723909978).

2556000422 is a wasteful number, since it uses less digits than its factorization.

2556000422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6260.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2556000422 is about 50556.9028125735. The cubic root of 2556000422 is about 1367.2679711987.

Adding to 2556000422 its reverse (2240006552), we get a palindrome (4796006974).

The spelling of 2556000422 in words is "two billion, five hundred fifty-six million, four hundred twenty-two", and thus it is an aban number.