11656442 has 16 divisors (see below), whose sum is σ = 20060352. Its totient is φ = 4976160.

The previous prime is 11656399. The next prime is 11656451. The reversal of 11656442 is 24465611.

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, 2453 + ... + 5415.

It is an arithmetic number, because the mean of its divisors is an integer number (1253772).

Almost surely, 2^11656442 is an apocalyptic number.

11656442 is a deficient number, since it is larger than the sum of its proper divisors (8403910).

11656442 is a wasteful number, since it uses less digits than its factorization.

11656442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3253.

The product of its digits is 5760, while the sum is 29.

The square root of 11656442 is about 3414.1531892989. The cubic root of 11656442 is about 226.7367944295.

The spelling of 11656442 in words is "eleven million, six hundred fifty-six thousand, four hundred forty-two".