166630002 has 64 divisors (see below), whose sum is σ = 419724288. Its totient is φ = 42840000.

The previous prime is 166629997. The next prime is 166630007. The reversal of 166630002 is 200036661.

It is an interprime number because it is at equal distance from previous prime (166629997) and next prime (166630007).

It is not an unprimeable number, because it can be changed into a prime (166630007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44877 + ... + 48447.

It is an arithmetic number, because the mean of its divisors is an integer number (6558192).

Almost surely, 2^166630002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166630002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209862144).

166630002 is an abundant number, since it is smaller than the sum of its proper divisors (253094286).

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

166630002 is a wasteful number, since it uses less digits than its factorization.

166630002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 166630002 is about 12908.5243928189. The cubic root of 166630002 is about 550.2808505022.

Adding to 166630002 its reverse (200036661), we get a palindrome (366666663).

The spelling of 166630002 in words is "one hundred sixty-six million, six hundred thirty thousand, two".