9394774939 has 4 divisors (see below), whose sum is σ = 10248845400. Its totient is φ = 8540704480.

The previous prime is 9394774933. The next prime is 9394774997.

9394774939 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 9394774939 - 2³³ = 804840347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9394774933) 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, 427035214 + ... + 427035235.

It is an arithmetic number, because the mean of its divisors is an integer number (2562211350).

Almost surely, 2^9394774939 is an apocalyptic number.

9394774939 is a deficient number, since it is larger than the sum of its proper divisors (854070461).

9394774939 is a wasteful number, since it uses less digits than its factorization.

9394774939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854070460.

The product of its digits is 46294416, while the sum is 64.

The square root of 9394774939 is about 96926.6472080821. The cubic root of 9394774939 is about 2110.0631846940.

The spelling of 9394774939 in words is "nine billion, three hundred ninety-four million, seven hundred seventy-four thousand, nine hundred thirty-nine".