39240347 has 8 divisors (see below), whose sum is σ = 40627776. Its totient is φ = 37876032.

The previous prime is 39240329. The next prime is 39240371. The reversal of 39240347 is 74304293.

39240347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 39240347 - 2²⁴ = 22463131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39240307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2288 + ... + 9149.

It is an arithmetic number, because the mean of its divisors is an integer number (5078472).

Almost surely, 2^39240347 is an apocalyptic number.

39240347 is a deficient number, since it is larger than the sum of its proper divisors (1387429).

39240347 is a wasteful number, since it uses less digits than its factorization.

39240347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11557.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 39240347 is about 6264.2116024285. The cubic root of 39240347 is about 339.8163569981.

The spelling of 39240347 in words is "thirty-nine million, two hundred forty thousand, three hundred forty-seven".