12736122 has 32 divisors (see below), whose sum is σ = 29528064. Its totient is φ = 3586800.

The previous prime is 12736093. The next prime is 12736123. The reversal of 12736122 is 22163721.

12736122 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×12736122³ (a number of 22 digits) contains 333 as substring.

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

12736122 is strictly pandigital in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 12736092 and 12736101.

It is not an unprimeable number, because it can be changed into a prime (12736123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 847 + ... + 5117.

It is an arithmetic number, because the mean of its divisors is an integer number (922752).

Almost surely, 2^12736122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12736122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14764032).

12736122 is an abundant number, since it is smaller than the sum of its proper divisors (16791942).

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

12736122 is a wasteful number, since it uses less digits than its factorization.

12736122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4354.

The product of its digits is 1008, while the sum is 24.

The square root of 12736122 is about 3568.7703764742. The cubic root of 12736122 is about 233.5316441057.

Adding to 12736122 its reverse (22163721), we get a palindrome (34899843).

The spelling of 12736122 in words is "twelve million, seven hundred thirty-six thousand, one hundred twenty-two".