12262866 has 96 divisors (see below), whose sum is σ = 32686080. Its totient is φ = 2993760.

The previous prime is 12262829. The next prime is 12262883. The reversal of 12262866 is 66826221.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96495 + ... + 96621.

It is an arithmetic number, because the mean of its divisors is an integer number (340480).

Almost surely, 2^12262866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12262866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16343040).

12262866 is an abundant number, since it is smaller than the sum of its proper divisors (20423214).

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

12262866 is a wasteful number, since it uses less digits than its factorization.

12262866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 169 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 12262866 is about 3501.8375176470. The cubic root of 12262866 is about 230.6024909547.

The spelling of 12262866 in words is "twelve million, two hundred sixty-two thousand, eight hundred sixty-six".