11556422 has 16 divisors (see below), whose sum is σ = 17962560. Its totient is φ = 5572392.

The previous prime is 11556409. The next prime is 11556431. The reversal of 11556422 is 22465511.

It is a junction number, because it is equal to n+sod(n) for n = 11556391 and 11556400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6329 + ... + 7947.

It is an arithmetic number, because the mean of its divisors is an integer number (1122660).

Almost surely, 2^11556422 is an apocalyptic number.

11556422 is a deficient number, since it is larger than the sum of its proper divisors (6406138).

11556422 is a wasteful number, since it uses less digits than its factorization.

11556422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747.

The product of its digits is 2400, while the sum is 26.

The square root of 11556422 is about 3399.4737828082. The cubic root of 11556422 is about 226.0864132962.

The spelling of 11556422 in words is "eleven million, five hundred fifty-six thousand, four hundred twenty-two".