39339091 has 8 divisors (see below), whose sum is σ = 43725744. Its totient is φ = 35087520.

The previous prime is 39339089. The next prime is 39339107. The reversal of 39339091 is 19093393.

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 39339091 - 2¹ = 39339089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39339091.

It is not an unprimeable number, because it can be changed into a prime (39330091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33156 + ... + 34321.

It is an arithmetic number, because the mean of its divisors is an integer number (5465718).

Almost surely, 2^39339091 is an apocalyptic number.

39339091 is a deficient number, since it is larger than the sum of its proper divisors (4386653).

39339091 is a wasteful number, since it uses less digits than its factorization.

39339091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67541.

The product of its (nonzero) digits is 19683, while the sum is 37.

The square root of 39339091 is about 6272.0882487414. The cubic root of 39339091 is about 340.1011550230.

The spelling of 39339091 in words is "thirty-nine million, three hundred thirty-nine thousand, ninety-one".