3194381331 has 6 divisors (see below), whose sum is σ = 4614106380. Its totient is φ = 2129587548.

The previous prime is 3194381297. The next prime is 3194381389. The reversal of 3194381331 is 1331834913.

3194381331 is a `hidden beast` number, since 319 + 4 + 3 + 8 + 1 + 331 = 666.

3194381331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3194381331 - 2¹⁰ = 3194380307 is a prime.

It is a super-2 number, since 2×3194381331² = 20408144175682663122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3194381731) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177465621 + ... + 177465638.

It is an arithmetic number, because the mean of its divisors is an integer number (769017730).

Almost surely, 2^3194381331 is an apocalyptic number.

3194381331 is a deficient number, since it is larger than the sum of its proper divisors (1419725049).

3194381331 is a wasteful number, since it uses less digits than its factorization.

3194381331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354931265 (or 354931262 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 3194381331 is about 56518.8581891036. The cubic root of 3194381331 is about 1472.7496211110.

The spelling of 3194381331 in words is "three billion, one hundred ninety-four million, three hundred eighty-one thousand, three hundred thirty-one".