166282040 has 32 divisors (see below), whose sum is σ = 375803280. Its totient is φ = 66216192.

The previous prime is 166282037. The next prime is 166282043. The reversal of 166282040 is 40282661.

It is an interprime number because it is at equal distance from previous prime (166282037) and next prime (166282043).

It is a junction number, because it is equal to n+sod(n) for n = 166281994 and 166282012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166282043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77 + ... + 18236.

Almost surely, 2^166282040 is an apocalyptic number.

166282040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166282040 is an abundant number, since it is smaller than the sum of its proper divisors (209521240).

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

166282040 is a wasteful number, since it uses less digits than its factorization.

166282040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18551 (or 18547 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 166282040 is about 12895.0393562796. The cubic root of 166282040 is about 549.8975456542.

The spelling of 166282040 in words is "one hundred sixty-six million, two hundred eighty-two thousand, forty".