16589394 has 96 divisors (see below), whose sum is σ = 41696640. Its totient is φ = 4875552.

The previous prime is 16589393. The next prime is 16589411. The reversal of 16589394 is 49398561.

It is a happy number.

16589394 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (16589393) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 448344 + ... + 448380.

It is an arithmetic number, because the mean of its divisors is an integer number (434340).

Almost surely, 2^16589394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16589394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20848320).

16589394 is an abundant number, since it is smaller than the sum of its proper divisors (25107246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16589394 is a wasteful number, since it uses less digits than its factorization.

16589394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 84 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 16589394 is about 4073.0079793686. The cubic root of 16589394 is about 255.0411006415.

The spelling of 16589394 in words is "sixteen million, five hundred eighty-nine thousand, three hundred ninety-four".