4196722818 has 16 divisors (see below), whose sum is σ = 8518721760. Its totient is φ = 1378028256.

The previous prime is 4196722801. The next prime is 4196722819. The reversal of 4196722818 is 8182276914.

It is a happy number.

It is a super-2 number, since 2×4196722818² = 35224964822243722248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4196722819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5219403 + ... + 5220206.

It is an arithmetic number, because the mean of its divisors is an integer number (532420110).

Almost surely, 2^4196722818 is an apocalyptic number.

4196722818 is an abundant number, since it is smaller than the sum of its proper divisors (4321998942).

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

4196722818 is a wasteful number, since it uses less digits than its factorization.

4196722818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10439681.

The product of its digits is 387072, while the sum is 48.

The square root of 4196722818 is about 64782.1180419412. The cubic root of 4196722818 is about 1613.0088940278.

The spelling of 4196722818 in words is "four billion, one hundred ninety-six million, seven hundred twenty-two thousand, eight hundred eighteen".