11902866 has 16 divisors (see below), whose sum is σ = 24141888. Its totient is φ = 3911600.

The previous prime is 11902861. The next prime is 11902867. The reversal of 11902866 is 66820911.

It is not an unprimeable number, because it can be changed into a prime (11902861) 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, 13545 + ... + 14396.

It is an arithmetic number, because the mean of its divisors is an integer number (1508868).

Almost surely, 2^11902866 is an apocalyptic number.

11902866 is an abundant number, since it is smaller than the sum of its proper divisors (12239022).

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

11902866 is a wasteful number, since it uses less digits than its factorization.

11902866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28017.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 11902866 is about 3450.0530430705. The cubic root of 11902866 is about 228.3234482848.

The spelling of 11902866 in words is "eleven million, nine hundred two thousand, eight hundred sixty-six".