1988203304 has 16 divisors (see below), whose sum is σ = 3729765120. Its totient is φ = 993599280.

The previous prime is 1988203289. The next prime is 1988203337. The reversal of 1988203304 is 4033028891.

It is an unprimeable number.

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, 45704 + ... + 77879.

It is an arithmetic number, because the mean of its divisors is an integer number (233110320).

Almost surely, 2^1988203304 is an apocalyptic number.

It is an amenable number.

1988203304 is a deficient number, since it is larger than the sum of its proper divisors (1741561816).

1988203304 is a wasteful number, since it uses less digits than its factorization.

1988203304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125600 (or 125596 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 1988203304 is about 44589.2734186149. The cubic root of 1988203304 is about 1257.4390125713.

The spelling of 1988203304 in words is "one billion, nine hundred eighty-eight million, two hundred three thousand, three hundred four".