166662944 has 48 divisors (see below), whose sum is σ = 387104256. Its totient is φ = 69120000.

The previous prime is 166662929. The next prime is 166662953. The reversal of 166662944 is 449266661.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 166662895 and 166662904.

It is an unprimeable number.

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, 5057 + ... + 18944.

It is an arithmetic number, because the mean of its divisors is an integer number (8064672).

Almost surely, 2^166662944 is an apocalyptic number.

166662944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

166662944 is an abundant number, since it is smaller than the sum of its proper divisors (220441312).

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

166662944 is a wasteful number, since it uses less digits than its factorization.

166662944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24049 (or 24041 counting only the distinct ones).

The product of its digits is 373248, while the sum is 44.

The square root of 166662944 is about 12909.8003082929. The cubic root of 166662944 is about 550.3171107938.

The spelling of 166662944 in words is "one hundred sixty-six million, six hundred sixty-two thousand, nine hundred forty-four".