12357422 has 32 divisors (see below), whose sum is σ = 23915520. Its totient is φ = 4646880.

The previous prime is 12357421. The next prime is 12357431. The reversal of 12357422 is 22475321.

It is a junction number, because it is equal to n+sod(n) for n = 12357391 and 12357400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12357421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3083 + ... + 5849.

It is an arithmetic number, because the mean of its divisors is an integer number (747360).

Almost surely, 2^12357422 is an apocalyptic number.

12357422 is a deficient number, since it is larger than the sum of its proper divisors (11558098).

12357422 is a wasteful number, since it uses less digits than its factorization.

12357422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816.

The product of its digits is 3360, while the sum is 26.

The square root of 12357422 is about 3515.3125038892. The cubic root of 12357422 is about 231.1936807578.

The spelling of 12357422 in words is "twelve million, three hundred fifty-seven thousand, four hundred twenty-two".