20032983 has 6 divisors (see below), whose sum is σ = 28936544. Its totient is φ = 13355316.

The previous prime is 20032967. The next prime is 20033009. The reversal of 20032983 is 38923002.

It is not a de Polignac number, because 20032983 - 2⁴ = 20032967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20032283) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112935 + ... + 1112952.

Almost surely, 2^20032983 is an apocalyptic number.

20032983 is a deficient number, since it is larger than the sum of its proper divisors (8903561).

20032983 is a wasteful number, since it uses less digits than its factorization.

20032983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225893 (or 2225890 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 20032983 is about 4475.8220474009. The cubic root of 20032983 is about 271.5908957684.

Adding to 20032983 its reverse (38923002), we get a palindrome (58955985).

The spelling of 20032983 in words is "twenty million, thirty-two thousand, nine hundred eighty-three".