166033326 has 16 divisors (see below), whose sum is σ = 332213328. Its totient is φ = 55320000.

The previous prime is 166033321. The next prime is 166033367. The reversal of 166033326 is 623330661.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 166033293 and 166033302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166033321) 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, 13396 + ... + 22616.

It is an arithmetic number, because the mean of its divisors is an integer number (20763333).

Almost surely, 2^166033326 is an apocalyptic number.

166033326 is an abundant number, since it is smaller than the sum of its proper divisors (166180002).

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

166033326 is a wasteful number, since it uses less digits than its factorization.

166033326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12227.

The product of its (nonzero) digits is 11664, while the sum is 30.

The square root of 166033326 is about 12885.3919614422. The cubic root of 166033326 is about 549.6232416983.

Adding to 166033326 its reverse (623330661), we get a palindrome (789363987).

The spelling of 166033326 in words is "one hundred sixty-six million, thirty-three thousand, three hundred twenty-six".