12706622 has 8 divisors (see below), whose sum is σ = 19106472. Its totient is φ = 6337800.

The previous prime is 12706609. The next prime is 12706627. The reversal of 12706622 is 22660721.

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

It is a super-2 number, since 2×12706622² = 322916485301768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12706591 and 12706600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12706627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6704 + ... + 8387.

It is an arithmetic number, because the mean of its divisors is an integer number (2388309).

Almost surely, 2^12706622 is an apocalyptic number.

12706622 is a deficient number, since it is larger than the sum of its proper divisors (6399850).

12706622 is a wasteful number, since it uses less digits than its factorization.

12706622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15514.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 12706622 is about 3564.6349041662. The cubic root of 12706622 is about 233.3511990855.

The spelling of 12706622 in words is "twelve million, seven hundred six thousand, six hundred twenty-two".