11940286 has 16 divisors (see below), whose sum is σ = 18685440. Its totient is φ = 5715360.

The previous prime is 11940281. The next prime is 11940293. The reversal of 11940286 is 68204911.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11940281) 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, 6556 + ... + 8176.

It is an arithmetic number, because the mean of its divisors is an integer number (1167840).

Almost surely, 2^11940286 is an apocalyptic number.

11940286 is a deficient number, since it is larger than the sum of its proper divisors (6745154).

11940286 is a wasteful number, since it uses less digits than its factorization.

11940286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 11940286 is about 3455.4718925206. The cubic root of 11940286 is about 228.5624642690.

The spelling of 11940286 in words is "eleven million, nine hundred forty thousand, two hundred eighty-six".