16434456 has 16 divisors (see below), whose sum is σ = 41086200. Its totient is φ = 5478144.

The previous prime is 16434413. The next prime is 16434463. The reversal of 16434456 is 65443461.

16434456 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 342361 + ... + 342408.

Almost surely, 2^16434456 is an apocalyptic number.

It is an amenable number.

16434456 is an abundant number, since it is smaller than the sum of its proper divisors (24651744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16434456 is a wasteful number, since it uses less digits than its factorization.

16434456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684778 (or 684774 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 16434456 is about 4053.9432655132. The cubic root of 16434456 is about 254.2446234876.

The spelling of 16434456 in words is "sixteen million, four hundred thirty-four thousand, four hundred fifty-six".