3039729 has 16 divisors (see below), whose sum is σ = 5053440. Its totient is φ = 1578960.

The previous prime is 3039727. The next prime is 3039737. The reversal of 3039729 is 9279303.

It is not a de Polignac number, because 3039729 - 2¹ = 3039727 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

3039729 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3039729.

It is not an unprimeable number, because it can be changed into a prime (3039721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6349 + ... + 6810.

It is an arithmetic number, because the mean of its divisors is an integer number (315840).

Almost surely, 2^3039729 is an apocalyptic number.

It is an amenable number.

3039729 is a deficient number, since it is larger than the sum of its proper divisors (2013711).

3039729 is a wasteful number, since it uses less digits than its factorization.

3039729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13180.

The product of its (nonzero) digits is 10206, while the sum is 33.

The square root of 3039729 is about 1743.4818611044. The cubic root of 3039729 is about 144.8588241458.

The spelling of 3039729 in words is "three million, thirty-nine thousand, seven hundred twenty-nine".