166900036 has 6 divisors (see below), whose sum is σ = 292075070. Its totient is φ = 83450016.

The previous prime is 166899989. The next prime is 166900039. The reversal of 166900036 is 630009661.

It can be written as a sum of positive squares in only one way, i.e., 157351936 + 9548100 = 12544^2 + 3090^2 .

It is a junction number, because it is equal to n+sod(n) for n = 166899980 and 166900007.

It is not an unprimeable number, because it can be changed into a prime (166900039) by changing a digit.

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 as a sum of consecutive naturals, namely, 20862501 + ... + 20862508.

Almost surely, 2^166900036 is an apocalyptic number.

It is an amenable number.

166900036 is a deficient number, since it is larger than the sum of its proper divisors (125175034).

166900036 is a wasteful number, since it uses less digits than its factorization.

166900036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41725013 (or 41725011 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 166900036 is about 12918.9796810739. The cubic root of 166900036 is about 550.5779445445.

Adding to 166900036 its reverse (630009661), we get a palindrome (796909697).

The spelling of 166900036 in words is "one hundred sixty-six million, nine hundred thousand, thirty-six".