12262864 has 40 divisors (see below), whose sum is σ = 25355520. Its totient is φ = 5731968.

The previous prime is 12262829. The next prime is 12262883. The reversal of 12262864 is 46826221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16942 + ... + 17650.

It is an arithmetic number, because the mean of its divisors is an integer number (633888).

Almost surely, 2^12262864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12262864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12677760).

12262864 is an abundant number, since it is smaller than the sum of its proper divisors (13092656).

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

12262864 is a wasteful number, since it uses less digits than its factorization.

12262864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787 (or 781 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 12262864 is about 3501.8372320826. The cubic root of 12262864 is about 230.6024784180.

The spelling of 12262864 in words is "twelve million, two hundred sixty-two thousand, eight hundred sixty-four".