39004029 has 12 divisors (see below), whose sum is σ = 56503356. Its totient is φ = 25926912.

The previous prime is 39003989. The next prime is 39004033. The reversal of 39004029 is 92040093.

It can be written as a sum of positive squares in 2 ways, for example, as 8732025 + 30272004 = 2955^2 + 5502^2 .

It is not a de Polignac number, because 39004029 - 2⁷ = 39003901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39003993 and 39004011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39004429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2962 + ... + 9315.

It is an arithmetic number, because the mean of its divisors is an integer number (4708613).

Almost surely, 2^39004029 is an apocalyptic number.

It is an amenable number.

39004029 is a deficient number, since it is larger than the sum of its proper divisors (17499327).

39004029 is a wasteful number, since it uses less digits than its factorization.

39004029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12636 (or 12633 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 39004029 is about 6245.3205682335. The cubic root of 39004029 is about 339.1328218402.

The spelling of 39004029 in words is "thirty-nine million, four thousand, twenty-nine".