12320036 has 24 divisors (see below), whose sum is σ = 23063040. Its totient is φ = 5738112.

The previous prime is 12320023. The next prime is 12320047. The reversal of 12320036 is 63002321.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 12319996 and 12320023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6125 + ... + 7883.

It is an arithmetic number, because the mean of its divisors is an integer number (960960).

Almost surely, 2^12320036 is an apocalyptic number.

It is an amenable number.

12320036 is a deficient number, since it is larger than the sum of its proper divisors (10743004).

12320036 is a wasteful number, since it uses less digits than its factorization.

12320036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883 (or 1881 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 12320036 is about 3509.9908831790. The cubic root of 12320036 is about 230.9602950192.

Adding to 12320036 its reverse (63002321), we get a palindrome (75322357).

The spelling of 12320036 in words is "twelve million, three hundred twenty thousand, thirty-six".