16434818 has 8 divisors (see below), whose sum is σ = 26102412. Its totient is φ = 7734016.

The previous prime is 16434799. The next prime is 16434839. The reversal of 16434818 is 81843461.

16434818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16216729 + 218089 = 4027^2 + 467^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241655 + ... + 241722.

Almost surely, 2^16434818 is an apocalyptic number.

16434818 is a deficient number, since it is larger than the sum of its proper divisors (9667594).

16434818 is a wasteful number, since it uses less digits than its factorization.

16434818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483396.

The product of its digits is 18432, while the sum is 35.

The square root of 16434818 is about 4053.9879131542. The cubic root of 16434818 is about 254.2464902136.

The spelling of 16434818 in words is "sixteen million, four hundred thirty-four thousand, eight hundred eighteen".