32981166 has 24 divisors (see below), whose sum is σ = 71646120. Its totient is φ = 10964976.

The previous prime is 32981161. The next prime is 32981167. The reversal of 32981166 is 66118923.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

32981166 is a Rhonda number in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 32981166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32981161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5356 + ... + 9728.

It is an arithmetic number, because the mean of its divisors is an integer number (2985255).

Almost surely, 2^32981166 is an apocalyptic number.

32981166 is an abundant number, since it is smaller than the sum of its proper divisors (38664954).

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

32981166 is a wasteful number, since it uses less digits than its factorization.

32981166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4800 (or 4797 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 32981166 is about 5742.9231232883. The cubic root of 32981166 is about 320.6924004765.

It can be divided in two parts, 3 and 2981166, that multiplied together give a palindrome (8943498).

The spelling of 32981166 in words is "thirty-two million, nine hundred eighty-one thousand, one hundred sixty-six".