3994612382 has 8 divisors (see below), whose sum is σ = 6047918136. Its totient is φ = 1978639672.

The previous prime is 3994612381. The next prime is 3994612397. The reversal of 3994612382 is 2832164993.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3994612381) 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, 9332993 + ... + 9333420.

It is an arithmetic number, because the mean of its divisors is an integer number (755989767).

Almost surely, 2^3994612382 is an apocalyptic number.

3994612382 is a deficient number, since it is larger than the sum of its proper divisors (2053305754).

3994612382 is a wasteful number, since it uses less digits than its factorization.

3994612382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18666522.

The product of its digits is 559872, while the sum is 47.

The square root of 3994612382 is about 63202.9459914647. The cubic root of 3994612382 is about 1586.6880392122.

The spelling of 3994612382 in words is "three billion, nine hundred ninety-four million, six hundred twelve thousand, three hundred eighty-two".