166958244 has 36 divisors (see below), whose sum is σ = 444247440. Its totient is φ = 52723440.

The previous prime is 166958237. The next prime is 166958261. The reversal of 166958244 is 442859661.

166958244 is a `hidden beast` number, since 1 + 6 + 69 + 582 + 4 + 4 = 666.

166958244 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 166958244.

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, 121362 + ... + 122729.

Almost surely, 2^166958244 is an apocalyptic number.

It is an amenable number.

166958244 is an abundant number, since it is smaller than the sum of its proper divisors (277289196).

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

166958244 is a wasteful number, since it uses less digits than its factorization.

166958244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244120 (or 244115 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 166958244 is about 12921.2322941738. The cubic root of 166958244 is about 550.6419435641.

The spelling of 166958244 in words is "one hundred sixty-six million, nine hundred fifty-eight thousand, two hundred forty-four".