1973898384 has 20 divisors (see below), whose sum is σ = 5099237616. Its totient is φ = 657966112.

The previous prime is 1973898361. The next prime is 1973898419. The reversal of 1973898384 is 4838983791.

It is a super-2 number, since 2×1973898384² = 7792549660715622912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20561394 + ... + 20561489.

Almost surely, 2^1973898384 is an apocalyptic number.

It is an amenable number.

1973898384 is an abundant number, since it is smaller than the sum of its proper divisors (3125339232).

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

1973898384 is a wasteful number, since it uses less digits than its factorization.

1973898384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41122894 (or 41122888 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 60.

The square root of 1973898384 is about 44428.5762094623. The cubic root of 1973898384 is about 1254.4160357837.

The spelling of 1973898384 in words is "one billion, nine hundred seventy-three million, eight hundred ninety-eight thousand, three hundred eighty-four".