39050709 has 4 divisors (see below), whose sum is σ = 52067616. Its totient is φ = 26033804.

The previous prime is 39050701. The next prime is 39050729. The reversal of 39050709 is 90705093.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39050709 - 2³ = 39050701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39050709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39050701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6508449 + ... + 6508454.

It is an arithmetic number, because the mean of its divisors is an integer number (13016904).

Almost surely, 2^39050709 is an apocalyptic number.

It is an amenable number.

39050709 is a deficient number, since it is larger than the sum of its proper divisors (13016907).

39050709 is a wasteful number, since it uses less digits than its factorization.

39050709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13016906.

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 39050709 is about 6249.0566488071. The cubic root of 39050709 is about 339.2680592275.

The spelling of 39050709 in words is "thirty-nine million, fifty thousand, seven hundred nine".