32116489 has 4 divisors (see below), whose sum is σ = 32899860. Its totient is φ = 31333120.

The previous prime is 32116477. The next prime is 32116493. The reversal of 32116489 is 98461123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98461123 = 67 ⋅1469569.

It can be written as a sum of positive squares in 2 ways, for example, as 1646089 + 30470400 = 1283^2 + 5520^2 .

It is a cyclic number.

It is not a de Polignac number, because 32116489 - 2⁵ = 32116457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32116429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391624 + ... + 391705.

It is an arithmetic number, because the mean of its divisors is an integer number (8224965).

Almost surely, 2^32116489 is an apocalyptic number.

It is an amenable number.

32116489 is a deficient number, since it is larger than the sum of its proper divisors (783371).

32116489 is an equidigital number, since it uses as much as digits as its factorization.

32116489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783370.

The product of its digits is 10368, while the sum is 34.

The square root of 32116489 is about 5667.1411664083. The cubic root of 32116489 is about 317.8649829629.

The spelling of 32116489 in words is "thirty-two million, one hundred sixteen thousand, four hundred eighty-nine".