4735729 has 8 divisors (see below), whose sum is σ = 4968360. Its totient is φ = 4507776.

The previous prime is 4735727. The next prime is 4735733. The reversal of 4735729 is 9275374.

It can be written as a sum of positive squares in 4 ways, for example, as 1495729 + 3240000 = 1223^2 + 1800^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4735729 - 2¹ = 4735727 is a prime.

It is a super-2 number, since 2×4735729² = 44854258322882, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4¹¹ + 7⁴ + 3¹² + 5⁵ + 7⁴ + 2¹¹ + 9 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4735727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999 + ... + 3235.

It is an arithmetic number, because the mean of its divisors is an integer number (621045).

Almost surely, 2^4735729 is an apocalyptic number.

It is an amenable number.

4735729 is a deficient number, since it is larger than the sum of its proper divisors (232631).

4735729 is a wasteful number, since it uses less digits than its factorization.

4735729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339.

The product of its digits is 52920, while the sum is 37.

The square root of 4735729 is about 2176.1730170186. The cubic root of 4735729 is about 167.9302549686.

The spelling of 4735729 in words is "four million, seven hundred thirty-five thousand, seven hundred twenty-nine".