16275816 has 40 divisors (see below), whose sum is σ = 45589170. Its totient is φ = 5425056.

The previous prime is 16275797. The next prime is 16275821. The reversal of 16275816 is 61857261.

16275816 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 only one way, i.e., 13351716 + 2924100 = 3654^2 + 1710^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 11911 + ... + 13206.

Almost surely, 2^16275816 is an apocalyptic number.

It is an amenable number.

16275816 is an abundant number, since it is smaller than the sum of its proper divisors (29313354).

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

16275816 is a wasteful number, since it uses less digits than its factorization.

16275816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25135 (or 25122 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 16275816 is about 4034.3296840987. The cubic root of 16275816 is about 253.4239119006.

The spelling of 16275816 in words is "sixteen million, two hundred seventy-five thousand, eight hundred sixteen".