166379927 has 8 divisors (see below), whose sum is σ = 194786592. Its totient is φ = 139132800.

The previous prime is 166379881. The next prime is 166379951. The reversal of 166379927 is 729973661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 166379927 - 2¹² = 166375831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166379977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289574 + ... + 290147.

It is an arithmetic number, because the mean of its divisors is an integer number (24348324).

Almost surely, 2^166379927 is an apocalyptic number.

166379927 is a deficient number, since it is larger than the sum of its proper divisors (28406665).

166379927 is an equidigital number, since it uses as much as digits as its factorization.

166379927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579769.

The product of its digits is 857304, while the sum is 50.

The square root of 166379927 is about 12898.8343271786. The cubic root of 166379927 is about 550.0054291475.

The spelling of 166379927 in words is "one hundred sixty-six million, three hundred seventy-nine thousand, nine hundred twenty-seven".