11422656 has 84 divisors (see below), whose sum is σ = 37431472. Its totient is φ = 3262464.

The previous prime is 11422643. The next prime is 11422661. The reversal of 11422656 is 65622411.

11422656 is a `hidden beast` number, since 1 + 1 + 4 + 2 + 2 + 656 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

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 11 ways as a sum of consecutive naturals, for example, 2616 + ... + 5448.

Almost surely, 2^11422656 is an apocalyptic number.

11422656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11422656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18715736).

11422656 is an abundant number, since it is smaller than the sum of its proper divisors (26008816).

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

11422656 is a wasteful number, since it uses less digits than its factorization.

11422656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858 (or 2845 counting only the distinct ones).

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

The square root of 11422656 is about 3379.7420019877. The cubic root of 11422656 is about 225.2107063214.

The spelling of 11422656 in words is "eleven million, four hundred twenty-two thousand, six hundred fifty-six".