16456216 has 16 divisors (see below), whose sum is σ = 35263440. Its totient is φ = 7052640.

The previous prime is 16456183. The next prime is 16456241. The reversal of 16456216 is 61265461.

16456216 is digitally balanced in base 2, because in such base 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, 146875 + ... + 146986.

It is an arithmetic number, because the mean of its divisors is an integer number (2203965).

Almost surely, 2^16456216 is an apocalyptic number.

It is an amenable number.

16456216 is an abundant number, since it is smaller than the sum of its proper divisors (18807224).

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

16456216 is a wasteful number, since it uses less digits than its factorization.

16456216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293874 (or 293870 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 16456216 is about 4056.6261844050. The cubic root of 16456216 is about 254.3567846507.

The spelling of 16456216 in words is "sixteen million, four hundred fifty-six thousand, two hundred sixteen".