16272666 has 24 divisors (see below), whose sum is σ = 35496864. Its totient is φ = 5387400.

The previous prime is 16272653. The next prime is 16272673. The reversal of 16272666 is 66627261.

16272666 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16272666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276 + ... + 5711.

It is an arithmetic number, because the mean of its divisors is an integer number (1479036).

Almost surely, 2^16272666 is an apocalyptic number.

16272666 is an abundant number, since it is smaller than the sum of its proper divisors (19224198).

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

16272666 is a wasteful number, since it uses less digits than its factorization.

16272666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6146 (or 6143 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 16272666 is about 4033.9392657798. The cubic root of 16272666 is about 253.4075617357.

The spelling of 16272666 in words is "sixteen million, two hundred seventy-two thousand, six hundred sixty-six".