12812262 has 16 divisors (see below), whose sum is σ = 25913520. Its totient is φ = 4222592.

The previous prime is 12812243. The next prime is 12812291. The reversal of 12812262 is 26221821.

It is a congruent 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, 11463 + ... + 12530.

It is an arithmetic number, because the mean of its divisors is an integer number (1619595).

Almost surely, 2^12812262 is an apocalyptic number.

12812262 is an abundant number, since it is smaller than the sum of its proper divisors (13101258).

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

12812262 is a wasteful number, since it uses less digits than its factorization.

12812262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24087.

The product of its digits is 768, while the sum is 24.

The square root of 12812262 is about 3579.4220203826. The cubic root of 12812262 is about 233.9960916872.

The spelling of 12812262 in words is "twelve million, eight hundred twelve thousand, two hundred sixty-two".