11429866 has 16 divisors (see below), whose sum is σ = 19707840. Its totient is φ = 4870080.

The previous prime is 11429863. The next prime is 11429879. The reversal of 11429866 is 66892411.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11429861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226 + ... + 4786.

It is an arithmetic number, because the mean of its divisors is an integer number (1231740).

Almost surely, 2^11429866 is an apocalyptic number.

11429866 is a deficient number, since it is larger than the sum of its proper divisors (8277974).

11429866 is a wasteful number, since it uses less digits than its factorization.

11429866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749.

The product of its digits is 20736, while the sum is 37.

The square root of 11429866 is about 3380.8084831886. The cubic root of 11429866 is about 225.2580808162.

The spelling of 11429866 in words is "eleven million, four hundred twenty-nine thousand, eight hundred sixty-six".