16327872 has 112 divisors (see below), whose sum is σ = 52425600. Its totient is φ = 4942080.

The previous prime is 16327789. The next prime is 16327877. The reversal of 16327872 is 27872361.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (16327877) 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, 18579 + ... + 19437.

Almost surely, 2^16327872 is an apocalyptic number.

16327872 is a gapful number since it is divisible by the number (12) 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 16327872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26212800).

16327872 is an abundant number, since it is smaller than the sum of its proper divisors (36097728).

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

16327872 is a wasteful number, since it uses less digits than its factorization.

16327872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 875 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 16327872 is about 4040.7761630657. The cubic root of 16327872 is about 253.6938050879.

The spelling of 16327872 in words is "sixteen million, three hundred twenty-seven thousand, eight hundred seventy-two".