4208642422 has 4 divisors (see below), whose sum is σ = 6312963636. Its totient is φ = 2104321210.

The previous prime is 4208642393. The next prime is 4208642423. The reversal of 4208642422 is 2242468024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4208642423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052160604 + ... + 1052160607.

It is an arithmetic number, because the mean of its divisors is an integer number (1578240909).

Almost surely, 2^4208642422 is an apocalyptic number.

4208642422 is a deficient number, since it is larger than the sum of its proper divisors (2104321214).

4208642422 is a wasteful number, since it uses less digits than its factorization.

4208642422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2104321213.

The product of its (nonzero) digits is 49152, while the sum is 34.

The square root of 4208642422 is about 64874.0504516251. The cubic root of 4208642422 is about 1614.5345490334.

The spelling of 4208642422 in words is "four billion, two hundred eight million, six hundred forty-two thousand, four hundred twenty-two".