2356556 has 6 divisors (see below), whose sum is σ = 4123980. Its totient is φ = 1178276.

The previous prime is 2356553. The next prime is 2356573. The reversal of 2356556 is 6556532.

It is a super-2 number, since 2×2356556² = 11106712362272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2356553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 294566 + ... + 294573.

It is an arithmetic number, because the mean of its divisors is an integer number (687330).

2^2356556 is an apocalyptic number.

It is an amenable number.

2356556 is a deficient number, since it is larger than the sum of its proper divisors (1767424).

2356556 is a wasteful number, since it uses less digits than its factorization.

2356556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589143 (or 589141 counting only the distinct ones).

The product of its digits is 27000, while the sum is 32.

The square root of 2356556 is about 1535.1078138033. The cubic root of 2356556 is about 133.0738090703.

The spelling of 2356556 in words is "two million, three hundred fifty-six thousand, five hundred fifty-six".