12314438 has 4 divisors (see below), whose sum is σ = 18471660. Its totient is φ = 6157218.

The previous prime is 12314431. The next prime is 12314459. The reversal of 12314438 is 83441321.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12314431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3078608 + ... + 3078611.

It is an arithmetic number, because the mean of its divisors is an integer number (4617915).

Almost surely, 2^12314438 is an apocalyptic number.

12314438 is a deficient number, since it is larger than the sum of its proper divisors (6157222).

12314438 is an equidigital number, since it uses as much as digits as its factorization.

12314438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6157221.

The product of its digits is 2304, while the sum is 26.

The square root of 12314438 is about 3509.1933546044. The cubic root of 12314438 is about 230.9253083355.

Adding to 12314438 its reverse (83441321), we get a palindrome (95755759).

The spelling of 12314438 in words is "twelve million, three hundred fourteen thousand, four hundred thirty-eight".