166727764 has 12 divisors (see below), whose sum is σ = 333455584. Its totient is φ = 71454744.

The previous prime is 166727749. The next prime is 166727773. The reversal of 166727764 is 467727661.

166727764 is an admirable number.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2977254 + ... + 2977309.

Almost surely, 2^166727764 is an apocalyptic number.

166727764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

166727764 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

166727764 is a wasteful number, since it uses less digits than its factorization.

166727764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5954574 (or 5954572 counting only the distinct ones).

The product of its digits is 592704, while the sum is 46.

The square root of 166727764 is about 12912.3105600818. The cubic root of 166727764 is about 550.3884462502.

The spelling of 166727764 in words is "one hundred sixty-six million, seven hundred twenty-seven thousand, seven hundred sixty-four".