4018421996 has 24 divisors (see below), whose sum is σ = 7264118400. Its totient is φ = 1943049600.

The previous prime is 4018421989. The next prime is 4018422019. The reversal of 4018421996 is 6991248104.

It is a super-3 number, since 3×4018421996³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181616 + ... + 202536.

It is an arithmetic number, because the mean of its divisors is an integer number (302671600).

Almost surely, 2^4018421996 is an apocalyptic number.

It is an amenable number.

4018421996 is a deficient number, since it is larger than the sum of its proper divisors (3245696404).

4018421996 is a wasteful number, since it uses less digits than its factorization.

4018421996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22505 (or 22503 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 4018421996 is about 63391.0245697291. The cubic root of 4018421996 is about 1589.8342450787.

The spelling of 4018421996 in words is "four billion, eighteen million, four hundred twenty-one thousand, nine hundred ninety-six".