4194421268 has 12 divisors (see below), whose sum is σ = 7428674400. Its totient is φ = 2071942872.

The previous prime is 4194421267. The next prime is 4194421277. The reversal of 4194421268 is 8621244914.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4194421267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6316568 + ... + 6317231.

It is an arithmetic number, because the mean of its divisors is an integer number (619056200).

Almost surely, 2^4194421268 is an apocalyptic number.

It is an amenable number.

4194421268 is a deficient number, since it is larger than the sum of its proper divisors (3234253132).

4194421268 is a wasteful number, since it uses less digits than its factorization.

4194421268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12633886 (or 12633884 counting only the distinct ones).

The product of its digits is 110592, while the sum is 41.

The square root of 4194421268 is about 64764.3518303086. The cubic root of 4194421268 is about 1612.7139734720.

The spelling of 4194421268 in words is "four billion, one hundred ninety-four million, four hundred twenty-one thousand, two hundred sixty-eight".