32006889 has 6 divisors (see below), whose sum is σ = 46232186. Its totient is φ = 21337920.

The previous prime is 32006881. The next prime is 32006917. The reversal of 32006889 is 98860023.

It can be written as a sum of positive squares in only one way, i.e., 31136400 + 870489 = 5580^2 + 933^2 .

It is not a de Polignac number, because 32006889 - 2³ = 32006881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32006881) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1778152 + ... + 1778169.

Almost surely, 2^32006889 is an apocalyptic number.

It is an amenable number.

32006889 is a deficient number, since it is larger than the sum of its proper divisors (14225297).

32006889 is a wasteful number, since it uses less digits than its factorization.

32006889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556327 (or 3556324 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 32006889 is about 5657.4631240513. The cubic root of 32006889 is about 317.5029912711.

The spelling of 32006889 in words is "thirty-two million, six thousand, eight hundred eighty-nine".