5823729 has 6 divisors (see below), whose sum is σ = 8412066. Its totient is φ = 3882480.

The previous prime is 5823667. The next prime is 5823739. The reversal of 5823729 is 9273285.

It is a happy number.

5823729 is a `hidden beast` number, since 582 + 3 + 72 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4524129 + 1299600 = 2127^2 + 1140^2 .

It is not a de Polignac number, because 5823729 - 2⁸ = 5823473 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5823693 and 5823702.

It is not an unprimeable number, because it can be changed into a prime (5823739) 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 5 ways as a sum of consecutive naturals, for example, 323532 + ... + 323549.

It is an arithmetic number, because the mean of its divisors is an integer number (1402011).

Almost surely, 2^5823729 is an apocalyptic number.

It is an amenable number.

5823729 is a deficient number, since it is larger than the sum of its proper divisors (2588337).

5823729 is a wasteful number, since it uses less digits than its factorization.

5823729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647087 (or 647084 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 5823729 is about 2413.2403527208. The cubic root of 5823729 is about 179.9148671493.

The spelling of 5823729 in words is "five million, eight hundred twenty-three thousand, seven hundred twenty-nine".