16426814 has 16 divisors (see below), whose sum is σ = 25416720. Its totient is φ = 7957440.

The previous prime is 16426799. The next prime is 16426831. The reversal of 16426814 is 41862461.

16426814 = 2025² + 2026² + ... + 2028².

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12752 + ... + 13980.

It is an arithmetic number, because the mean of its divisors is an integer number (1588545).

Almost surely, 2^16426814 is an apocalyptic number.

16426814 is a deficient number, since it is larger than the sum of its proper divisors (8989906).

16426814 is a wasteful number, since it uses less digits than its factorization.

16426814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435.

The product of its digits is 9216, while the sum is 32.

The square root of 16426814 is about 4053.0006168270. Note that the first 3 decimals coincide. The cubic root of 16426814 is about 254.2052095749.

The spelling of 16426814 in words is "sixteen million, four hundred twenty-six thousand, eight hundred fourteen".