16289000 has 128 divisors (see below), whose sum is σ = 47174400. Its totient is φ = 5126400.

The previous prime is 16288963. The next prime is 16289003. The reversal of 16289000 is 98261.

16289000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (16289003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90911 + ... + 91089.

It is an arithmetic number, because the mean of its divisors is an integer number (368550).

Almost surely, 2^16289000 is an apocalyptic number.

16289000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16289000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23587200).

16289000 is an abundant number, since it is smaller than the sum of its proper divisors (30885400).

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

16289000 is a wasteful number, since it uses less digits than its factorization.

16289000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 16289000 is about 4035.9633298631. The cubic root of 16289000 is about 253.4923209461.

The spelling of 16289000 in words is "sixteen million, two hundred eighty-nine thousand".