12605622 has 16 divisors (see below), whose sum is σ = 25798080. Its totient is φ = 4104072.

The previous prime is 12605617. The next prime is 12605629. The reversal of 12605622 is 22650621.

It is a junction number, because it is equal to n+sod(n) for n = 12605592 and 12605601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12605629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24172 + ... + 24687.

It is an arithmetic number, because the mean of its divisors is an integer number (1612380).

Almost surely, 2^12605622 is an apocalyptic number.

12605622 is an abundant number, since it is smaller than the sum of its proper divisors (13192458).

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

12605622 is a wasteful number, since it uses less digits than its factorization.

12605622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48907.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 12605622 is about 3550.4396910805. The cubic root of 12605622 is about 232.7312810127.

The spelling of 12605622 in words is "twelve million, six hundred five thousand, six hundred twenty-two".