12214836 has 36 divisors (see below), whose sum is σ = 31004064. Its totient is φ = 4054800.

The previous prime is 12214831. The next prime is 12214841. The reversal of 12214836 is 63841221.

It is an interprime number because it is at equal distance from previous prime (12214831) and next prime (12214841).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12214831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10651 + ... + 11741.

It is an arithmetic number, because the mean of its divisors is an integer number (861224).

Almost surely, 2^12214836 is an apocalyptic number.

It is an amenable number.

12214836 is an abundant number, since it is smaller than the sum of its proper divisors (18789228).

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

12214836 is a wasteful number, since it uses less digits than its factorization.

12214836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412 (or 1407 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 12214836 is about 3494.9729612688. The cubic root of 12214836 is about 230.3010299030.

The spelling of 12214836 in words is "twelve million, two hundred fourteen thousand, eight hundred thirty-six".