16434868 has 6 divisors (see below), whose sum is σ = 28761026. Its totient is φ = 8217432.

The previous prime is 16434841. The next prime is 16434881. The reversal of 16434868 is 86843461.

It can be written as a sum of positive squares in only one way, i.e., 16096144 + 338724 = 4012^2 + 582^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16434868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2054355 + ... + 2054362.

Almost surely, 2^16434868 is an apocalyptic number.

It is an amenable number.

16434868 is a deficient number, since it is larger than the sum of its proper divisors (12326158).

16434868 is a wasteful number, since it uses less digits than its factorization.

16434868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4108721 (or 4108719 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 16434868 is about 4053.9940799167. The cubic root of 16434868 is about 254.2467480465.

The spelling of 16434868 in words is "sixteen million, four hundred thirty-four thousand, eight hundred sixty-eight".