12319426 has 16 divisors (see below), whose sum is σ = 21518784. Its totient is φ = 5179824.

The previous prime is 12319399. The next prime is 12319427. The reversal of 12319426 is 62491321.

It is a super-3 number, since 3×12319426³ (a number of 22 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12319394 and 12319403.

It is not an unprimeable number, because it can be changed into a prime (12319427) 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, 7560 + ... + 9043.

It is an arithmetic number, because the mean of its divisors is an integer number (1344924).

Almost surely, 2^12319426 is an apocalyptic number.

12319426 is a deficient number, since it is larger than the sum of its proper divisors (9199358).

12319426 is a wasteful number, since it uses less digits than its factorization.

12319426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16665.

The product of its digits is 2592, while the sum is 28.

The square root of 12319426 is about 3509.9039872908. The cubic root of 12319426 is about 230.9564831227.

The spelling of 12319426 in words is "twelve million, three hundred nineteen thousand, four hundred twenty-six".