712142112 has 144 divisors (see below), whose sum is σ = 2078528256. Its totient is φ = 213312000.

The previous prime is 712142111. The next prime is 712142131. The reversal of 712142112 is 211241217.

It is not an unprimeable number, because it can be changed into a prime (712142111) 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 23 ways as a sum of consecutive naturals, for example, 1172913 + ... + 1173519.

It is an arithmetic number, because the mean of its divisors is an integer number (14434224).

Almost surely, 2^712142112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 712142112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1039264128).

712142112 is an abundant number, since it is smaller than the sum of its proper divisors (1366386144).

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

712142112 is a wasteful number, since it uses less digits than its factorization.

712142112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 724 counting only the distinct ones).

The product of its digits is 224, while the sum is 21.

The square root of 712142112 is about 26685.9909315731. The cubic root of 712142112 is about 893.0084247017.

Adding to 712142112 its reverse (211241217), we get a palindrome (923383329).

The spelling of 712142112 in words is "seven hundred twelve million, one hundred forty-two thousand, one hundred twelve".