16799927 has 4 divisors (see below), whose sum is σ = 17788176. Its totient is φ = 15811680.

The previous prime is 16799911. The next prime is 16799929. The reversal of 16799927 is 72999761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72999761 = 31 ⋅2354831.

It is a cyclic number.

It is not a de Polignac number, because 16799927 - 2⁴ = 16799911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16799929) 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, 494099 + ... + 494132.

It is an arithmetic number, because the mean of its divisors is an integer number (4447044).

Almost surely, 2^16799927 is an apocalyptic number.

16799927 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

16799927 is a deficient number, since it is larger than the sum of its proper divisors (988249).

16799927 is an equidigital number, since it uses as much as digits as its factorization.

16799927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988248.

The product of its digits is 428652, while the sum is 50.

The square root of 16799927 is about 4098.7714012860. The cubic root of 16799927 is about 256.1154620355.

The spelling of 16799927 in words is "sixteen million, seven hundred ninety-nine thousand, nine hundred twenty-seven".