16426799 has 2 divisors, whose sum is σ = 16426800. Its totient is φ = 16426798.

The previous prime is 16426783. The next prime is 16426831. The reversal of 16426799 is 99762461.

It is a weak prime.

It is an emirp because it is prime and its reverse (99762461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16426799 - 2⁴ = 16426783 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16426759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8213399 + 8213400.

It is an arithmetic number, because the mean of its divisors is an integer number (8213400).

Almost surely, 2^16426799 is an apocalyptic number.

16426799 is a deficient number, since it is larger than the sum of its proper divisors (1).

16426799 is an equidigital number, since it uses as much as digits as its factorization.

16426799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 44.

The square root of 16426799 is about 4052.9987663457. The cubic root of 16426799 is about 254.2051321998.

The spelling of 16426799 in words is "sixteen million, four hundred twenty-six thousand, seven hundred ninety-nine".