4822729 has 4 divisors (see below), whose sum is σ = 4989060. Its totient is φ = 4656400.

The previous prime is 4822723. The next prime is 4822759. The reversal of 4822729 is 9272284.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1299600 + 3523129 = 1140^2 + 1877^2 .

It is a cyclic number.

It is not a de Polignac number, because 4822729 - 2¹¹ = 4820681 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4822694 and 4822703.

It is not an unprimeable number, because it can be changed into a prime (4822723) 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 in 3 ways as a sum of consecutive naturals, for example, 83122 + ... + 83179.

It is an arithmetic number, because the mean of its divisors is an integer number (1247265).

Almost surely, 2^4822729 is an apocalyptic number.

It is an amenable number.

4822729 is a deficient number, since it is larger than the sum of its proper divisors (166331).

4822729 is a wasteful number, since it uses less digits than its factorization.

4822729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166330.

The product of its digits is 16128, while the sum is 34.

The square root of 4822729 is about 2196.0712647817. The cubic root of 4822729 is about 168.9523691967.

The spelling of 4822729 in words is "four million, eight hundred twenty-two thousand, seven hundred twenty-nine".