12072016 has 40 divisors (see below), whose sum is σ = 25784064. Its totient is φ = 5429760.

The previous prime is 12072013. The next prime is 12072019. The reversal of 12072016 is 61027021.

It is an interprime number because it is at equal distance from previous prime (12072013) and next prime (12072019).

It is a junction number, because it is equal to n+sod(n) for n = 12071984 and 12072002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12072013) 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, 19585 + ... + 20191.

Almost surely, 2^12072016 is an apocalyptic number.

12072016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12072016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12892032).

12072016 is an abundant number, since it is smaller than the sum of its proper divisors (13712048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12072016 is a wasteful number, since it uses less digits than its factorization.

12072016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739 (or 733 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 12072016 is about 3474.4806806198. The cubic root of 12072016 is about 229.3999228241.

Adding to 12072016 its reverse (61027021), we get a palindrome (73099037).

It can be divided in two parts, 1207 and 2016, that added together give a palindrome (3223).

The spelling of 12072016 in words is "twelve million, seventy-two thousand, sixteen".