11656422 has 12 divisors (see below), whose sum is σ = 25255620. Its totient is φ = 3885468.

The previous prime is 11656399. The next prime is 11656451. The reversal of 11656422 is 22465611.

11656422 is a `hidden beast` number, since 1 + 1 + 656 + 4 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 323772 + ... + 323807.

It is an arithmetic number, because the mean of its divisors is an integer number (2104635).

Almost surely, 2^11656422 is an apocalyptic number.

11656422 is an abundant number, since it is smaller than the sum of its proper divisors (13599198).

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

11656422 is a wasteful number, since it uses less digits than its factorization.

11656422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647587 (or 647584 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 11656422 is about 3414.1502603137. The cubic root of 11656422 is about 226.7366647519.

The spelling of 11656422 in words is "eleven million, six hundred fifty-six thousand, four hundred twenty-two".