939304939 has 2 divisors, whose sum is σ = 939304940. Its totient is φ = 939304938.

The previous prime is 939304909. The next prime is 939304963. The reversal of 939304939 is 939403939.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 939304939 - 2⁵ = 939304907 is a prime.

It is a super-4 number, since 4×939304939⁴ (a number of 37 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 939304892 and 939304901.

It is not a weakly prime, because it can be changed into another prime (939304909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469652469 + 469652470.

It is an arithmetic number, because the mean of its divisors is an integer number (469652470).

Almost surely, 2^939304939 is an apocalyptic number.

939304939 is a deficient number, since it is larger than the sum of its proper divisors (1).

939304939 is an equidigital number, since it uses as much as digits as its factorization.

939304939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 708588, while the sum is 49.

The square root of 939304939 is about 30648.0821422809. The cubic root of 939304939 is about 979.3446051739.

The spelling of 939304939 in words is "nine hundred thirty-nine million, three hundred four thousand, nine hundred thirty-nine".