16066672 has 10 divisors (see below), whose sum is σ = 31129208. Its totient is φ = 8033328.

The previous prime is 16066657. The next prime is 16066681. The reversal of 16066672 is 27666061.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 502068 + ... + 502099.

Almost surely, 2^16066672 is an apocalyptic number.

It is an amenable number.

16066672 is a deficient number, since it is larger than the sum of its proper divisors (15062536).

16066672 is a wasteful number, since it uses less digits than its factorization.

16066672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004175 (or 1004169 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 16066672 is about 4008.3253360974. The cubic root of 16066672 is about 252.3337310105. Note that the first 3 decimals are identical.

The spelling of 16066672 in words is "sixteen million, sixty-six thousand, six hundred seventy-two".