12423574 has 8 divisors (see below), whose sum is σ = 19090008. Its totient is φ = 6060240.

The previous prime is 12423569. The next prime is 12423577. The reversal of 12423574 is 47532421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75672 + ... + 75835.

It is an arithmetic number, because the mean of its divisors is an integer number (2386251).

Almost surely, 2^12423574 is an apocalyptic number.

12423574 is a deficient number, since it is larger than the sum of its proper divisors (6666434).

12423574 is a wasteful number, since it uses less digits than its factorization.

12423574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151550.

The product of its digits is 6720, while the sum is 28.

The square root of 12423574 is about 3524.7090660081. The cubic root of 12423574 is about 231.6054903478.

Adding to 12423574 its reverse (47532421), we get a palindrome (59955995).

The spelling of 12423574 in words is "twelve million, four hundred twenty-three thousand, five hundred seventy-four".