16327144 has 16 divisors (see below), whose sum is σ = 30886020. Its totient is φ = 8090880.

The previous prime is 16327141. The next prime is 16327153. The reversal of 16327144 is 44172361.

16327144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15920100 + 407044 = 3990^2 + 638^2 .

It is not an unprimeable number, because it can be changed into a prime (16327141) 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, 8127 + ... + 9934.

Almost surely, 2^16327144 is an apocalyptic number.

It is an amenable number.

16327144 is a deficient number, since it is larger than the sum of its proper divisors (14558876).

16327144 is a wasteful number, since it uses less digits than its factorization.

16327144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18180 (or 18176 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 16327144 is about 4040.6860803581. The cubic root of 16327144 is about 253.6900346060.

It can be divided in two parts, 16327 and 144, that added together give a triangular number (16471 = T₁₈₁).

The spelling of 16327144 in words is "sixteen million, three hundred twenty-seven thousand, one hundred forty-four".