166033875 has 64 divisors (see below), whose sum is σ = 332467200. Its totient is φ = 71884800.

The previous prime is 166033853. The next prime is 166033877. The reversal of 166033875 is 578330661.

It is not a de Polignac number, because 166033875 - 2¹⁰ = 166032851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166033877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48211 + ... + 51539.

It is an arithmetic number, because the mean of its divisors is an integer number (5194800).

Almost surely, 2^166033875 is an apocalyptic number.

166033875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

166033875 is an abundant number, since it is smaller than the sum of its proper divisors (166433325).

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

166033875 is a wasteful number, since it uses less digits than its factorization.

166033875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373 (or 3363 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 166033875 is about 12885.4132646183. The cubic root of 166033875 is about 549.6238474860.

The spelling of 166033875 in words is "one hundred sixty-six million, thirty-three thousand, eight hundred seventy-five".