11742866 has 16 divisors (see below), whose sum is σ = 18099288. Its totient is φ = 5712000.

The previous prime is 11742793. The next prime is 11742877. The reversal of 11742866 is 66824711.

11742866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9579025 + 2163841 = 3095^2 + 1471^2 .

It is a Curzon number.

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, 11846 + ... + 12798.

Almost surely, 2^11742866 is an apocalyptic number.

11742866 is a deficient number, since it is larger than the sum of its proper divisors (6356422).

11742866 is a wasteful number, since it uses less digits than its factorization.

11742866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117.

The product of its digits is 16128, while the sum is 35.

The square root of 11742866 is about 3426.7865413533. The cubic root of 11742866 is about 227.2957777639.

The spelling of 11742866 in words is "eleven million, seven hundred forty-two thousand, eight hundred sixty-six".