4212723712 has 78 divisors (see below), whose sum is σ = 8585658762. Its totient is φ = 2066743296.

The previous prime is 4212723673. The next prime is 4212723721. The reversal of 4212723712 is 2173272124.

It can be written as a sum of positive squares in 3 ways, for example, as 429981696 + 3782742016 = 20736^2 + 61504^2 .

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 21827488 + ... + 21827680.

Almost surely, 2^4212723712 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 4212723712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4292829381).

4212723712 is an abundant number, since it is smaller than the sum of its proper divisors (4372935050).

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

4212723712 is an frugal number, since it uses more digits than its factorization.

4212723712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363 (or 268 counting only the distinct ones).

The product of its digits is 9408, while the sum is 31.

The square root of 4212723712 is about 64905.4983187095. The cubic root of 4212723712 is about 1615.0562734755.

Adding to 4212723712 its reverse (2173272124), we get a palindrome (6385995836).

The spelling of 4212723712 in words is "four billion, two hundred twelve million, seven hundred twenty-three thousand, seven hundred twelve".