166229075 has 6 divisors (see below), whose sum is σ = 206124084. Its totient is φ = 132983240.

The previous prime is 166229071. The next prime is 166229093. The reversal of 166229075 is 570922661.

It is a happy number.

166229075 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166229075 - 2² = 166229071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166229071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3324557 + ... + 3324606.

It is an arithmetic number, because the mean of its divisors is an integer number (34354014).

Almost surely, 2^166229075 is an apocalyptic number.

166229075 is a deficient number, since it is larger than the sum of its proper divisors (39895009).

166229075 is an equidigital number, since it uses as much as digits as its factorization.

166229075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6649173 (or 6649168 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 166229075 is about 12892.9854959974. The cubic root of 166229075 is about 549.8391540676.

The spelling of 166229075 in words is "one hundred sixty-six million, two hundred twenty-nine thousand, seventy-five".