16373 has 4 divisors (see below), whose sum is σ = 18720. Its totient is φ = 14028.

The previous prime is 16369. The next prime is 16381. The reversal of 16373 is 37361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16373 - 2² = 16369 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a nialpdrome in base 4 and base 7.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16333) 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, 1163 + ... + 1176.

It is an arithmetic number, because the mean of its divisors is an integer number (4680).

2¹⁶³⁷³ is an apocalyptic number.

It is an amenable number.

16373 is a deficient number, since it is larger than the sum of its proper divisors (2347).

16373 is an equidigital number, since it uses as much as digits as its factorization.

16373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2346.

The product of its digits is 378, while the sum is 20.

The square root of 16373 is about 127.9570240354. The cubic root of 16373 is about 25.3927315057.

The spelling of 16373 in words is "sixteen thousand, three hundred seventy-three".