5721573 has 16 divisors (see below), whose sum is σ = 8963136. Its totient is φ = 3200640.

The previous prime is 5721563. The next prime is 5721589. The reversal of 5721573 is 3751275.

It is not a de Polignac number, because 5721573 - 2⁴ = 5721557 is a prime.

5721573 is a modest number, since divided by 1573 gives 572 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 5721573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5721523) 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, 6240 + ... + 7097.

It is an arithmetic number, because the mean of its divisors is an integer number (560196).

Almost surely, 2^5721573 is an apocalyptic number.

It is an amenable number.

5721573 is a deficient number, since it is larger than the sum of its proper divisors (3241563).

5721573 is a wasteful number, since it uses less digits than its factorization.

5721573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13364.

The product of its digits is 7350, while the sum is 30.

The square root of 5721573 is about 2391.9809781852. The cubic root of 5721573 is about 178.8566729247.

It can be divided in two parts, 572 and 1573, that added together give a triangular number (2145 = T₆₅).

The spelling of 5721573 in words is "five million, seven hundred twenty-one thousand, five hundred seventy-three".