3947432422 has 8 divisors (see below), whose sum is σ = 6058849896. Its totient is φ = 1927815792.

The previous prime is 3947432413. The next prime is 3947432449. The reversal of 3947432422 is 2242347493.

It is a happy number.

3947432422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 22950103 + ... + 22950274.

It is an arithmetic number, because the mean of its divisors is an integer number (757356237).

Almost surely, 2^3947432422 is an apocalyptic number.

3947432422 is a deficient number, since it is larger than the sum of its proper divisors (2111417474).

3947432422 is a wasteful number, since it uses less digits than its factorization.

3947432422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45900422.

The product of its digits is 290304, while the sum is 40.

The square root of 3947432422 is about 62828.5955755817. The cubic root of 3947432422 is about 1580.4165464250.

The spelling of 3947432422 in words is "three billion, nine hundred forty-seven million, four hundred thirty-two thousand, four hundred twenty-two".