16827040 has 48 divisors (see below), whose sum is σ = 40007520. Its totient is φ = 6688000.

The previous prime is 16827001. The next prime is 16827043. The reversal of 16827040 is 4072861.

It is not an unprimeable number, because it can be changed into a prime (16827043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39951 + ... + 40369.

It is an arithmetic number, because the mean of its divisors is an integer number (833490).

Almost surely, 2^16827040 is an apocalyptic number.

16827040 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 16827040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20003760).

16827040 is an abundant number, since it is smaller than the sum of its proper divisors (23180480).

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

16827040 is a wasteful number, since it uses less digits than its factorization.

16827040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 677 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 16827040 is about 4102.0775224269. The cubic root of 16827040 is about 256.2531675198.

The spelling of 16827040 in words is "sixteen million, eight hundred twenty-seven thousand, forty".