7112712 has 16 divisors (see below), whose sum is σ = 17781840. Its totient is φ = 2370896.

The previous prime is 7112711. The next prime is 7112713. The reversal of 7112712 is 2172117.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7112711) and next prime (7112713).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (7112711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148158 + ... + 148205.

It is an arithmetic number, because the mean of its divisors is an integer number (1111365).

Almost surely, 2^7112712 is an apocalyptic number.

It is an amenable number.

7112712 is an abundant number, since it is smaller than the sum of its proper divisors (10669128).

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

7112712 is a wasteful number, since it uses less digits than its factorization.

7112712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296372 (or 296368 counting only the distinct ones).

The product of its digits is 196, while the sum is 21.

The square root of 7112712 is about 2666.9668164415. The cubic root of 7112712 is about 192.3143721331.

Adding to 7112712 its reverse (2172117), we get a palindrome (9284829).

The spelling of 7112712 in words is "seven million, one hundred twelve thousand, seven hundred twelve".