12642622 has 8 divisors (see below), whose sum is σ = 19044000. Its totient is φ = 6294624.

The previous prime is 12642613. The next prime is 12642631. The reversal of 12642622 is 22624621.

12642622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12642613) and next prime (12642631).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12747 + ... + 13702.

It is an arithmetic number, because the mean of its divisors is an integer number (2380500).

Almost surely, 2^12642622 is an apocalyptic number.

12642622 is a deficient number, since it is larger than the sum of its proper divisors (6401378).

12642622 is a wasteful number, since it uses less digits than its factorization.

12642622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26690.

The product of its digits is 2304, while the sum is 25.

The square root of 12642622 is about 3555.6464953648. The cubic root of 12642622 is about 232.9587627415.

The spelling of 12642622 in words is "twelve million, six hundred forty-two thousand, six hundred twenty-two".