4743729 has 6 divisors (see below), whose sum is σ = 6852066. Its totient is φ = 3162480.

The previous prime is 4743719. The next prime is 4743737. The reversal of 4743729 is 9273474.

It can be written as a sum of positive squares in only one way, i.e., 3186225 + 1557504 = 1785^2 + 1248^2 .

It is not a de Polignac number, because 4743729 - 2⁷ = 4743601 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4743693 and 4743702.

It is not an unprimeable number, because it can be changed into a prime (4743709) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 263532 + ... + 263549.

It is an arithmetic number, because the mean of its divisors is an integer number (1142011).

Almost surely, 2^4743729 is an apocalyptic number.

It is an amenable number.

4743729 is a deficient number, since it is larger than the sum of its proper divisors (2108337).

4743729 is a wasteful number, since it uses less digits than its factorization.

4743729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527087 (or 527084 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 4743729 is about 2178.0103305540. The cubic root of 4743729 is about 168.0247625064.

The spelling of 4743729 in words is "four million, seven hundred forty-three thousand, seven hundred twenty-nine".