166952840 has 32 divisors (see below), whose sum is σ = 380177280. Its totient is φ = 65975232.

The previous prime is 166952827. The next prime is 166952857. The reversal of 166952840 is 48259661.

It is a happy number.

166952840 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21824 + ... + 28463.

It is an arithmetic number, because the mean of its divisors is an integer number (11880540).

Almost surely, 2^166952840 is an apocalyptic number.

166952840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166952840 is an abundant number, since it is smaller than the sum of its proper divisors (213224440).

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

166952840 is a wasteful number, since it uses less digits than its factorization.

166952840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50381 (or 50377 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 166952840 is about 12921.0231792997. The cubic root of 166952840 is about 550.6360025553.

The spelling of 166952840 in words is "one hundred sixty-six million, nine hundred fifty-two thousand, eight hundred forty".