39047013 has 12 divisors (see below), whose sum is σ = 56503200. Its totient is φ = 25984296.

The previous prime is 39047009. The next prime is 39047017. The reversal of 39047013 is 31074093.

It is an interprime number because it is at equal distance from previous prime (39047009) and next prime (39047017).

It is not a de Polignac number, because 39047013 - 2² = 39047009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39047017) 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, 1770 + ... + 9012.

It is an arithmetic number, because the mean of its divisors is an integer number (4708600).

Almost surely, 2^39047013 is an apocalyptic number.

It is an amenable number.

39047013 is a deficient number, since it is larger than the sum of its proper divisors (17456187).

39047013 is a wasteful number, since it uses less digits than its factorization.

39047013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7848 (or 7845 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 39047013 is about 6248.7609171739. The cubic root of 39047013 is about 339.2573554158.

The spelling of 39047013 in words is "thirty-nine million, forty-seven thousand, thirteen".