2556327 has 12 divisors (see below), whose sum is σ = 3480360. Its totient is φ = 1668960.

The previous prime is 2556277. The next prime is 2556331. The reversal of 2556327 is 7236552.

It is not a de Polignac number, because 2556327 - 2¹⁰ = 2555303 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2556294 and 2556303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11049 + ... + 11277.

It is an arithmetic number, because the mean of its divisors is an integer number (290030).

2^2556327 is an apocalyptic number.

2556327 is a deficient number, since it is larger than the sum of its proper divisors (924033).

2556327 is an equidigital number, since it uses as much as digits as its factorization.

2556327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 293 counting only the distinct ones).

The product of its digits is 12600, while the sum is 30.

The square root of 2556327 is about 1598.8517754939. The cubic root of 2556327 is about 136.7326200274.

The spelling of 2556327 in words is "two million, five hundred fifty-six thousand, three hundred twenty-seven".