12267612 has 84 divisors (see below), whose sum is σ = 36847216. Its totient is φ = 3499200.

The previous prime is 12267587. The next prime is 12267641. The reversal of 12267612 is 21676221.

12267612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 20112 + ... + 20712.

Almost surely, 2^12267612 is an apocalyptic number.

12267612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12267612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18423608).

12267612 is an abundant number, since it is smaller than the sum of its proper divisors (24579604).

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

12267612 is an equidigital number, since it uses as much as digits as its factorization.

12267612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630 (or 613 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 12267612 is about 3502.5150963272. The cubic root of 12267612 is about 230.6322365368.

The spelling of 12267612 in words is "twelve million, two hundred sixty-seven thousand, six hundred twelve".