16327923 has 4 divisors (see below), whose sum is σ = 21770568. Its totient is φ = 10885280.

The previous prime is 16327903. The next prime is 16327943. The reversal of 16327923 is 32972361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32972361 = 3 ⋅10990787.

It is an interprime number because it is at equal distance from previous prime (16327903) and next prime (16327943).

It is a cyclic number.

It is not a de Polignac number, because 16327923 - 2⁵ = 16327891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16327903) 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, 2721318 + ... + 2721323.

It is an arithmetic number, because the mean of its divisors is an integer number (5442642).

Almost surely, 2^16327923 is an apocalyptic number.

16327923 is a deficient number, since it is larger than the sum of its proper divisors (5442645).

16327923 is an equidigital number, since it uses as much as digits as its factorization.

16327923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5442644.

The product of its digits is 13608, while the sum is 33.

The square root of 16327923 is about 4040.7824737296. The cubic root of 16327923 is about 253.6940692246.

The spelling of 16327923 in words is "sixteen million, three hundred twenty-seven thousand, nine hundred twenty-three".