166337627 has 4 divisors (see below), whose sum is σ = 166420320. Its totient is φ = 166254936.

The previous prime is 166337621. The next prime is 166337657. The reversal of 166337627 is 726733661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 166337627 - 2²⁰ = 165289051 is a prime.

It is a super-2 number, since 2×166337627² = 55336412311982258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166337621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38252 + ... + 42377.

It is an arithmetic number, because the mean of its divisors is an integer number (41605080).

Almost surely, 2^166337627 is an apocalyptic number.

166337627 is a deficient number, since it is larger than the sum of its proper divisors (82693).

166337627 is an equidigital number, since it uses as much as digits as its factorization.

166337627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82692.

The product of its digits is 190512, while the sum is 41.

The square root of 166337627 is about 12897.1945398990. The cubic root of 166337627 is about 549.9588145469.

The spelling of 166337627 in words is "one hundred sixty-six million, three hundred thirty-seven thousand, six hundred twenty-seven".