166852422 has 48 divisors (see below), whose sum is σ = 395338320. Its totient is φ = 50438400.

The previous prime is 166852421. The next prime is 166852423. The reversal of 166852422 is 224258661.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (166852421) and next prime (166852423).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166852421) 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 23 ways as a sum of consecutive naturals, for example, 111922 + ... + 113402.

It is an arithmetic number, because the mean of its divisors is an integer number (8236215).

Almost surely, 2^166852422 is an apocalyptic number.

166852422 is an abundant number, since it is smaller than the sum of its proper divisors (228485898).

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

166852422 is a wasteful number, since it uses less digits than its factorization.

166852422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069 (or 2066 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 166852422 is about 12917.1367570371. The cubic root of 166852422 is about 550.5255824396.

The spelling of 166852422 in words is "one hundred sixty-six million, eight hundred fifty-two thousand, four hundred twenty-two".