2266556 has 6 divisors (see below), whose sum is σ = 3966480. Its totient is φ = 1133276.

The previous prime is 2266549. The next prime is 2266571. The reversal of 2266556 is 6556622.

2266556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2266556² = 10274552202272, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 283316 + ... + 283323.

It is an arithmetic number, because the mean of its divisors is an integer number (661080).

2^2266556 is an apocalyptic number.

It is an amenable number.

2266556 is a deficient number, since it is larger than the sum of its proper divisors (1699924).

2266556 is a wasteful number, since it uses less digits than its factorization.

2266556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566643 (or 566641 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 2266556 is about 1505.5085519518. The cubic root of 2266556 is about 131.3576845659.

The spelling of 2266556 in words is "two million, two hundred sixty-six thousand, five hundred fifty-six".