4475729 has 4 divisors (see below), whose sum is σ = 4479984. Its totient is φ = 4471476.

The previous prime is 4475719. The next prime is 4475747. The reversal of 4475729 is 9275744.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4475729 - 2⁸ = 4475473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4475692 and 4475701.

It is not an unprimeable number, because it can be changed into a prime (4475719) 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, 734 + ... + 3080.

It is an arithmetic number, because the mean of its divisors is an integer number (1119996).

Almost surely, 2^4475729 is an apocalyptic number.

It is an amenable number.

4475729 is a deficient number, since it is larger than the sum of its proper divisors (4255).

4475729 is a wasteful number, since it uses less digits than its factorization.

4475729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4254.

The product of its digits is 70560, while the sum is 38.

The square root of 4475729 is about 2115.5918793567. The cubic root of 4475729 is about 164.7990084028.

The spelling of 4475729 in words is "four million, four hundred seventy-five thousand, seven hundred twenty-nine".