16771272 has 32 divisors (see below), whose sum is σ = 47918400. Its totient is φ = 4791744.

The previous prime is 16771259. The next prime is 16771283. The reversal of 16771272 is 27217761.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49747 + ... + 50082.

It is an arithmetic number, because the mean of its divisors is an integer number (1497450).

Almost surely, 2^16771272 is an apocalyptic number.

16771272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16771272 is an abundant number, since it is smaller than the sum of its proper divisors (31147128).

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

16771272 is a wasteful number, since it uses less digits than its factorization.

16771272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99845 (or 99841 counting only the distinct ones).

The product of its digits is 8232, while the sum is 33.

The square root of 16771272 is about 4095.2743497842. The cubic root of 16771272 is about 255.9697636815.

The spelling of 16771272 in words is "sixteen million, seven hundred seventy-one thousand, two hundred seventy-two".