166323532 has 6 divisors (see below), whose sum is σ = 291066188. Its totient is φ = 83161764.

The previous prime is 166323523. The next prime is 166323541. The reversal of 166323532 is 235323661.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (166323523) and next prime (166323541).

It is a junction number, because it is equal to n+sod(n) for n = 166323494 and 166323503.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20790438 + ... + 20790445.

Almost surely, 2^166323532 is an apocalyptic number.

It is an amenable number.

166323532 is a deficient number, since it is larger than the sum of its proper divisors (124742656).

166323532 is a wasteful number, since it uses less digits than its factorization.

166323532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41580887 (or 41580885 counting only the distinct ones).

The product of its digits is 19440, while the sum is 31.

The square root of 166323532 is about 12896.6480916554. The cubic root of 166323532 is about 549.9432801013.

It can be divided in two parts, 16632 and 3532, that added together give a square (20164 = 142²).

The spelling of 166323532 in words is "one hundred sixty-six million, three hundred twenty-three thousand, five hundred thirty-two".