5573729 has 4 divisors (see below), whose sum is σ = 6369984. Its totient is φ = 4777476.

The previous prime is 5573723. The next prime is 5573731. The reversal of 5573729 is 9273755.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5573729 - 2⁸ = 5573473 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5573692 and 5573701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5573723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398117 + ... + 398130.

It is an arithmetic number, because the mean of its divisors is an integer number (1592496).

Almost surely, 2^5573729 is an apocalyptic number.

It is an amenable number.

5573729 is a deficient number, since it is larger than the sum of its proper divisors (796255).

5573729 is an equidigital number, since it uses as much as digits as its factorization.

5573729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796254.

The product of its digits is 66150, while the sum is 38.

The square root of 5573729 is about 2360.8746260655. The cubic root of 5573729 is about 177.3026729959.

The spelling of 5573729 in words is "five million, five hundred seventy-three thousand, seven hundred twenty-nine".