11783946 has 16 divisors (see below), whose sum is σ = 23601600. Its totient is φ = 3922368.

The previous prime is 11783929. The next prime is 11783951. The reversal of 11783946 is 64938711.

It is a super-2 number, since 2×11783946² = 277722766661832, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7170 + ... + 8658.

It is an arithmetic number, because the mean of its divisors is an integer number (1475100).

Almost surely, 2^11783946 is an apocalyptic number.

11783946 is an abundant number, since it is smaller than the sum of its proper divisors (11817654).

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

11783946 is a wasteful number, since it uses less digits than its factorization.

11783946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813.

The product of its digits is 36288, while the sum is 39.

The square root of 11783946 is about 3432.7752620875. The cubic root of 11783946 is about 227.5605184568.

The spelling of 11783946 in words is "eleven million, seven hundred eighty-three thousand, nine hundred forty-six".