12726022 has 8 divisors (see below), whose sum is σ = 19533096. Its totient is φ = 6214992.

The previous prime is 12726019. The next prime is 12726023. The reversal of 12726022 is 22062721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12725984 and 12726002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12726023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73903 + ... + 74074.

It is an arithmetic number, because the mean of its divisors is an integer number (2441637).

Almost surely, 2^12726022 is an apocalyptic number.

12726022 is a deficient number, since it is larger than the sum of its proper divisors (6807074).

12726022 is a wasteful number, since it uses less digits than its factorization.

12726022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148022.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 12726022 is about 3567.3550426051. The cubic root of 12726022 is about 233.4698960223.

Adding to 12726022 its reverse (22062721), we get a palindrome (34788743).

The spelling of 12726022 in words is "twelve million, seven hundred twenty-six thousand, twenty-two".