166282506 has 24 divisors (see below), whose sum is σ = 387993060. Its totient is φ = 51163776.

The previous prime is 166282453. The next prime is 166282513. The reversal of 166282506 is 605282661.

166282506 is a `hidden beast` number, since 1 + 6 + 628 + 25 + 0 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 148718025 + 17564481 = 12195^2 + 4191^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 355071 + ... + 355538.

Almost surely, 2^166282506 is an apocalyptic number.

166282506 is an abundant number, since it is smaller than the sum of its proper divisors (221710554).

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

166282506 is a wasteful number, since it uses less digits than its factorization.

166282506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710630 (or 710627 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 166282506 is about 12895.0574252308. The cubic root of 166282506 is about 549.8980593437.

The spelling of 166282506 in words is "one hundred sixty-six million, two hundred eighty-two thousand, five hundred six".