5223729 has 8 divisors (see below), whose sum is σ = 7960000. Its totient is φ = 2984976.

The previous prime is 5223707. The next prime is 5223731. The reversal of 5223729 is 9273225.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5223729 - 2⁷ = 5223601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5223696 and 5223705.

It is not an unprimeable number, because it can be changed into a prime (5223629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124354 + ... + 124395.

It is an arithmetic number, because the mean of its divisors is an integer number (995000).

Almost surely, 2^5223729 is an apocalyptic number.

It is an amenable number.

5223729 is a deficient number, since it is larger than the sum of its proper divisors (2736271).

5223729 is a wasteful number, since it uses less digits than its factorization.

5223729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248759.

The product of its digits is 7560, while the sum is 30.

The square root of 5223729 is about 2285.5478555480. The cubic root of 5223729 is about 173.5109467191.

The spelling of 5223729 in words is "five million, two hundred twenty-three thousand, seven hundred twenty-nine".