16799423 has 2 divisors, whose sum is σ = 16799424. Its totient is φ = 16799422.

The previous prime is 16799413. The next prime is 16799437. The reversal of 16799423 is 32499761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16799423 - 2⁶ = 16799359 is a prime.

It is a super-2 number, since 2×16799423² = 564441226265858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16799413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8399711 + 8399712.

It is an arithmetic number, because the mean of its divisors is an integer number (8399712).

Almost surely, 2^16799423 is an apocalyptic number.

16799423 is a deficient number, since it is larger than the sum of its proper divisors (1).

16799423 is an equidigital number, since it uses as much as digits as its factorization.

16799423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 41.

The square root of 16799423 is about 4098.7099189867. The cubic root of 16799423 is about 256.1129008442.

The spelling of 16799423 in words is "sixteen million, seven hundred ninety-nine thousand, four hundred twenty-three".