5721172 has 6 divisors (see below), whose sum is σ = 10012058. Its totient is φ = 2860584.

The previous prime is 5721161. The next prime is 5721179. The reversal of 5721172 is 2711275.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4384836 + 1336336 = 2094^2 + 1156^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5721179) by changing a digit.

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 as a sum of consecutive naturals, namely, 715143 + ... + 715150.

Almost surely, 2^5721172 is an apocalyptic number.

It is an amenable number.

5721172 is a deficient number, since it is larger than the sum of its proper divisors (4290886).

5721172 is a wasteful number, since it uses less digits than its factorization.

5721172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430297 (or 1430295 counting only the distinct ones).

The product of its digits is 980, while the sum is 25.

The square root of 5721172 is about 2391.8971549797. The cubic root of 5721172 is about 178.8524944001.

The spelling of 5721172 in words is "five million, seven hundred twenty-one thousand, one hundred seventy-two".