3194040307 has 4 divisors (see below), whose sum is σ = 3197086200. Its totient is φ = 3190994416.

The previous prime is 3194040253. The next prime is 3194040319. The reversal of 3194040307 is 7030404913.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3194040307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3194040397) 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, 1521373 + ... + 1523470.

It is an arithmetic number, because the mean of its divisors is an integer number (799271550).

Almost surely, 2^3194040307 is an apocalyptic number.

3194040307 is a deficient number, since it is larger than the sum of its proper divisors (3045893).

3194040307 is a wasteful number, since it uses less digits than its factorization.

3194040307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045892.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 3194040307 is about 56515.8412040377. The cubic root of 3194040307 is about 1472.6972102486.

The spelling of 3194040307 in words is "three billion, one hundred ninety-four million, forty thousand, three hundred seven".