166345006 has 8 divisors (see below), whose sum is σ = 249576840. Its totient is φ = 83152728.

The previous prime is 166345001. The next prime is 166345033. The reversal of 166345006 is 600543661.

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

It is a super-2 number, since 2×166345006² = 55341322042280072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166345001) 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, 5280 + ... + 18988.

It is an arithmetic number, because the mean of its divisors is an integer number (31197105).

Almost surely, 2^166345006 is an apocalyptic number.

166345006 is a deficient number, since it is larger than the sum of its proper divisors (83231834).

166345006 is a wasteful number, since it uses less digits than its factorization.

166345006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19778.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 166345006 is about 12897.4806066921. The cubic root of 166345006 is about 549.9669467740.

Adding to 166345006 its reverse (600543661), we get a palindrome (766888667).

The spelling of 166345006 in words is "one hundred sixty-six million, three hundred forty-five thousand, six".