5721112 has 64 divisors (see below), whose sum is σ = 12441600. Its totient is φ = 2449920.

The previous prime is 5721059. The next prime is 5721113. The reversal of 5721112 is 2111275.

It is a super-2 number, since 2×5721112² = 65462245033088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5721112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5721113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96939 + ... + 96997.

It is an arithmetic number, because the mean of its divisors is an integer number (194400).

Almost surely, 2^5721112 is an apocalyptic number.

It is an amenable number.

5721112 is an abundant number, since it is smaller than the sum of its proper divisors (6720488).

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

5721112 is a wasteful number, since it uses less digits than its factorization.

5721112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 132 counting only the distinct ones).

The product of its digits is 140, while the sum is 19.

The square root of 5721112 is about 2391.8846126015. The cubic root of 5721112 is about 178.8518691676.

Adding to 5721112 its reverse (2111275), we get a palindrome (7832387).

The spelling of 5721112 in words is "five million, seven hundred twenty-one thousand, one hundred twelve".