39068139 has 16 divisors (see below), whose sum is σ = 58037760. Its totient is φ = 23172960.

The previous prime is 39068137. The next prime is 39068177. The reversal of 39068139 is 93186093.

It is not a de Polignac number, because 39068139 - 2¹ = 39068137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39068097 and 39068106.

It is not an unprimeable number, because it can be changed into a prime (39068137) 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, 11044 + ... + 14145.

It is an arithmetic number, because the mean of its divisors is an integer number (3627360).

Almost surely, 2^39068139 is an apocalyptic number.

39068139 is a deficient number, since it is larger than the sum of its proper divisors (18969621).

39068139 is a wasteful number, since it uses less digits than its factorization.

39068139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25250.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 39068139 is about 6250.4511037204. The cubic root of 39068139 is about 339.3185283298.

The spelling of 39068139 in words is "thirty-nine million, sixty-eight thousand, one hundred thirty-nine".