3917742706 has 8 divisors (see below), whose sum is σ = 6035441580. Its totient is φ = 1905928848.

The previous prime is 3917742671. The next prime is 3917742737. The reversal of 3917742706 is 6072477193.

It can be written as a sum of positive squares in 2 ways, for example, as 3568987081 + 348755625 = 59741^2 + 18675^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26471161 + ... + 26471308.

Almost surely, 2^3917742706 is an apocalyptic number.

3917742706 is a deficient number, since it is larger than the sum of its proper divisors (2117698874).

3917742706 is a wasteful number, since it uses less digits than its factorization.

3917742706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52942508.

The product of its (nonzero) digits is 444528, while the sum is 46.

The square root of 3917742706 is about 62591.8741211669. The cubic root of 3917742706 is about 1576.4443230115. Note that the first 3 decimals are identical.

The spelling of 3917742706 in words is "three billion, nine hundred seventeen million, seven hundred forty-two thousand, seven hundred six".