16426443 has 8 divisors (see below), whose sum is σ = 23893056. Its totient is φ = 9955400.

The previous prime is 16426433. The next prime is 16426477. The reversal of 16426443 is 34462461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16426443 - 2⁴ = 16426427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16426443.

It is not an unprimeable number, because it can be changed into a prime (16426433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248853 + ... + 248918.

It is an arithmetic number, because the mean of its divisors is an integer number (2986632).

Almost surely, 2^16426443 is an apocalyptic number.

16426443 is a deficient number, since it is larger than the sum of its proper divisors (7466613).

16426443 is a wasteful number, since it uses less digits than its factorization.

16426443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497785.

The product of its digits is 13824, while the sum is 30.

The square root of 16426443 is about 4052.9548480090. The cubic root of 16426443 is about 254.2032958168.

The spelling of 16426443 in words is "sixteen million, four hundred twenty-six thousand, four hundred forty-three".