32989142 has 16 divisors (see below), whose sum is σ = 50561280. Its totient is φ = 16138152.

The previous prime is 32989141. The next prime is 32989147. The reversal of 32989142 is 24198923.

It is a junction number, because it is equal to n+sod(n) for n = 32989096 and 32989105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32989141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30503 + ... + 31565.

It is an arithmetic number, because the mean of its divisors is an integer number (3160080).

Almost surely, 2^32989142 is an apocalyptic number.

32989142 is a deficient number, since it is larger than the sum of its proper divisors (17572138).

32989142 is a wasteful number, since it uses less digits than its factorization.

32989142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387.

The product of its digits is 31104, while the sum is 38.

The square root of 32989142 is about 5743.6175011921. The cubic root of 32989142 is about 320.7182499408.

The spelling of 32989142 in words is "thirty-two million, nine hundred eighty-nine thousand, one hundred forty-two".