12603622 has 8 divisors (see below), whose sum is σ = 18939096. Its totient is φ = 6290592.

The previous prime is 12603611. The next prime is 12603629. The reversal of 12603622 is 22630621.

It is a happy number.

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 = 12603593 and 12603602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12603629) 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, 4128 + ... + 6499.

It is an arithmetic number, because the mean of its divisors is an integer number (2367387).

Almost surely, 2^12603622 is an apocalyptic number.

12603622 is a deficient number, since it is larger than the sum of its proper divisors (6335474).

12603622 is a wasteful number, since it uses less digits than its factorization.

12603622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11222.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 12603622 is about 3550.1580246519. The cubic root of 12603622 is about 232.7189720291.

It can be divided in two parts, 12603 and 622, that added together give a square (13225 = 115²).

The spelling of 12603622 in words is "twelve million, six hundred three thousand, six hundred twenty-two".