3957194934 has 48 divisors (see below), whose sum is σ = 10689569280. Its totient is φ = 1027842480.

The previous prime is 3957194933. The next prime is 3957194963. The reversal of 3957194934 is 4394917593.

It is a happy number.

3957194934 is a `hidden beast` number, since 39 + 571 + 9 + 4 + 9 + 34 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3957194933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1426174 + ... + 1428945.

It is an arithmetic number, because the mean of its divisors is an integer number (222699360).

Almost surely, 2^3957194934 is an apocalyptic number.

3957194934 is an abundant number, since it is smaller than the sum of its proper divisors (6732374346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3957194934 is a wasteful number, since it uses less digits than its factorization.

3957194934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855145 (or 2855142 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The square root of 3957194934 is about 62906.2392295073. The cubic root of 3957194934 is about 1581.7183321706.

It can be divided in two parts, 3957 and 194934, that added together give a palindrome (198891).

The spelling of 3957194934 in words is "three billion, nine hundred fifty-seven million, one hundred ninety-four thousand, nine hundred thirty-four".