166182026 has 8 divisors (see below), whose sum is σ = 249497220. Its totient is φ = 83016288.

The previous prime is 166182001. The next prime is 166182047. The reversal of 166182026 is 620281661.

It can be written as a sum of positive squares in 2 ways, for example, as 163456225 + 2725801 = 12785^2 + 1651^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 166181983 and 166182001.

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, 34541 + ... + 39056.

Almost surely, 2^166182026 is an apocalyptic number.

166182026 is a deficient number, since it is larger than the sum of its proper divisors (83315194).

166182026 is a wasteful number, since it uses less digits than its factorization.

166182026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74728.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 166182026 is about 12891.1607700781. The cubic root of 166182026 is about 549.7872742076.

The spelling of 166182026 in words is "one hundred sixty-six million, one hundred eighty-two thousand, twenty-six".