32081489 has 16 divisors (see below), whose sum is σ = 35816256. Its totient is φ = 28492800.

The previous prime is 32081473. The next prime is 32081501. The reversal of 32081489 is 98418023.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 32081489 - 2⁴ = 32081473 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (32081419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114029 + ... + 114309.

It is an arithmetic number, because the mean of its divisors is an integer number (2238516).

Almost surely, 2^32081489 is an apocalyptic number.

It is an amenable number.

32081489 is a deficient number, since it is larger than the sum of its proper divisors (3734767).

32081489 is a wasteful number, since it uses less digits than its factorization.

32081489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 32081489 is about 5664.0523479219. The cubic root of 32081489 is about 317.7494730532.

The spelling of 32081489 in words is "thirty-two million, eighty-one thousand, four hundred eighty-nine".