939220339 has 4 divisors (see below), whose sum is σ = 944467560. Its totient is φ = 933973120.

The previous prime is 939220327. The next prime is 939220343. The reversal of 939220339 is 933022939.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 933022939 = 757 ⋅1232527.

It is a cyclic number.

It is not a de Polignac number, because 939220339 - 2⁵ = 939220307 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (939220309) 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, 2623342 + ... + 2623699.

It is an arithmetic number, because the mean of its divisors is an integer number (236116890).

Almost surely, 2^939220339 is an apocalyptic number.

939220339 is a deficient number, since it is larger than the sum of its proper divisors (5247221).

939220339 is a wasteful number, since it uses less digits than its factorization.

939220339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5247220.

The product of its (nonzero) digits is 78732, while the sum is 40.

The square root of 939220339 is about 30646.7019269611. The cubic root of 939220339 is about 979.3152022123.

The spelling of 939220339 in words is "nine hundred thirty-nine million, two hundred twenty thousand, three hundred thirty-nine".