1983197004 has 24 divisors (see below), whose sum is σ = 4628205120. Its totient is φ = 660959184.

The previous prime is 1983196981. The next prime is 1983197009. The reversal of 1983197004 is 4007913891.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1983197009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109927 + ... + 126689.

It is an arithmetic number, because the mean of its divisors is an integer number (192841880).

Almost surely, 2^1983197004 is an apocalyptic number.

It is an amenable number.

1983197004 is an abundant number, since it is smaller than the sum of its proper divisors (2645008116).

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

1983197004 is a wasteful number, since it uses less digits than its factorization.

1983197004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26629 (or 26627 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 1983197004 is about 44533.1000941996. The cubic root of 1983197004 is about 1256.3827141493.

The spelling of 1983197004 in words is "one billion, nine hundred eighty-three million, one hundred ninety-seven thousand, four".