939434963 has 4 divisors (see below), whose sum is σ = 941732280. Its totient is φ = 937137648.

The previous prime is 939434957. The next prime is 939434971. The reversal of 939434963 is 369434939.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 939434963 - 2²² = 935240659 is a prime.

It is a super-2 number, since 2×939434963² = 1765076099413622738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (939434933) 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, 1148045 + ... + 1148862.

It is an arithmetic number, because the mean of its divisors is an integer number (235433070).

Almost surely, 2^939434963 is an apocalyptic number.

939434963 is a deficient number, since it is larger than the sum of its proper divisors (2297317).

939434963 is a wasteful number, since it uses less digits than its factorization.

939434963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297316.

The product of its digits is 1889568, while the sum is 50.

The square root of 939434963 is about 30650.2033109081. The cubic root of 939434963 is about 979.3897919293.

The spelling of 939434963 in words is "nine hundred thirty-nine million, four hundred thirty-four thousand, nine hundred sixty-three".