16278056 has 8 divisors (see below), whose sum is σ = 30521370. Its totient is φ = 8139024.

The previous prime is 16278047. The next prime is 16278083. The reversal of 16278056 is 65087261.

It can be written as a sum of positive squares in only one way, i.e., 16273156 + 4900 = 4034^2 + 70^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017371 + ... + 1017386.

Almost surely, 2^16278056 is an apocalyptic number.

It is an amenable number.

16278056 is a deficient number, since it is larger than the sum of its proper divisors (14243314).

16278056 is a wasteful number, since it uses less digits than its factorization.

16278056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034763 (or 2034759 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 16278056 is about 4034.6072919183. The cubic root of 16278056 is about 253.4355374011.

The spelling of 16278056 in words is "sixteen million, two hundred seventy-eight thousand, fifty-six".