1983858336 has 36 divisors (see below), whose sum is σ = 5641597962. Its totient is φ = 661286016.

The previous prime is 1983858319. The next prime is 1983858379. The reversal of 1983858336 is 6338583891.

It is a happy number.

1983858336 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1934240400 + 49617936 = 43980^2 + 7044^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3443911 + ... + 3444486.

Almost surely, 2^1983858336 is an apocalyptic number.

1983858336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1983858336 is an abundant number, since it is smaller than the sum of its proper divisors (3657739626).

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

1983858336 is a wasteful number, since it uses less digits than its factorization.

1983858336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6888413 (or 6888402 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 1983858336 is about 44540.5246489082. The cubic root of 1983858336 is about 1256.5223529498.

The spelling of 1983858336 in words is "one billion, nine hundred eighty-three million, eight hundred fifty-eight thousand, three hundred thirty-six".