2556654 has 16 divisors (see below), whose sum is σ = 5129040. Its totient is φ = 849600.

The previous prime is 2556641. The next prime is 2556661. The reversal of 2556654 is 4566552.

It is a happy number.

2556654 is nontrivially palindromic in base 11.

2556654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3252 + ... + 3960.

It is an arithmetic number, because the mean of its divisors is an integer number (320565).

2^2556654 is an apocalyptic number.

2556654 is an abundant number, since it is smaller than the sum of its proper divisors (2572386).

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

2556654 is a wasteful number, since it uses less digits than its factorization.

2556654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315.

The product of its digits is 36000, while the sum is 33.

The square root of 2556654 is about 1598.9540331104. The cubic root of 2556654 is about 136.7384499624.

The spelling of 2556654 in words is "two million, five hundred fifty-six thousand, six hundred fifty-four".