12072416 has 12 divisors (see below), whose sum is σ = 23767632. Its totient is φ = 6036192.

The previous prime is 12072407. The next prime is 12072419. The reversal of 12072416 is 61427021.

It is a junction number, because it is equal to n+sod(n) for n = 12072391 and 12072400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12072419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188600 + ... + 188663.

It is an arithmetic number, because the mean of its divisors is an integer number (1980636).

Almost surely, 2^12072416 is an apocalyptic number.

12072416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12072416 is a deficient number, since it is larger than the sum of its proper divisors (11695216).

12072416 is an equidigital number, since it uses as much as digits as its factorization.

12072416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377273 (or 377265 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 12072416 is about 3474.5382427022. The cubic root of 12072416 is about 229.4024564786.

Adding to 12072416 its reverse (61427021), we get a palindrome (73499437).

The spelling of 12072416 in words is "twelve million, seventy-two thousand, four hundred sixteen".