16277812 has 12 divisors (see below), whose sum is σ = 28607040. Its totient is φ = 8104376.

The previous prime is 16277809. The next prime is 16277819. The reversal of 16277812 is 21877261.

It is a happy number.

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16277819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7558 + ... + 9469.

It is an arithmetic number, because the mean of its divisors is an integer number (2383920).

Almost surely, 2^16277812 is an apocalyptic number.

It is an amenable number.

16277812 is a deficient number, since it is larger than the sum of its proper divisors (12329228).

16277812 is a wasteful number, since it uses less digits than its factorization.

16277812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17270 (or 17268 counting only the distinct ones).

The product of its digits is 9408, while the sum is 34.

The square root of 16277812 is about 4034.5770534221. The cubic root of 16277812 is about 253.4342711037.

The spelling of 16277812 in words is "sixteen million, two hundred seventy-seven thousand, eight hundred twelve".