166954628 has 12 divisors (see below), whose sum is σ = 293701632. Its totient is φ = 83039880.

The previous prime is 166954607. The next prime is 166954651. The reversal of 166954628 is 826459661.

166954628 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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108500 + ... + 110027.

It is an arithmetic number, because the mean of its divisors is an integer number (24475136).

Almost surely, 2^166954628 is an apocalyptic number.

It is an amenable number.

166954628 is a deficient number, since it is larger than the sum of its proper divisors (126747004).

166954628 is a wasteful number, since it uses less digits than its factorization.

166954628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218722 (or 218720 counting only the distinct ones).

The product of its digits is 622080, while the sum is 47.

The square root of 166954628 is about 12921.0923686815. The cubic root of 166954628 is about 550.6379682475.

The spelling of 166954628 in words is "one hundred sixty-six million, nine hundred fifty-four thousand, six hundred twenty-eight".