32661366 has 32 divisors (see below), whose sum is σ = 67897440. Its totient is φ = 10461696.

The previous prime is 32661353. The next prime is 32661367. The reversal of 32661366 is 66316623.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32661367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58360 + ... + 58916.

It is an arithmetic number, because the mean of its divisors is an integer number (2121795).

Almost surely, 2^32661366 is an apocalyptic number.

32661366 is an abundant number, since it is smaller than the sum of its proper divisors (35236074).

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

32661366 is a wasteful number, since it uses less digits than its factorization.

32661366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928.

The product of its digits is 23328, while the sum is 33.

The square root of 32661366 is about 5715.0123359447. The cubic root of 32661366 is about 319.6525069029.

Adding to 32661366 its reverse (66316623), we get a palindrome (98977989).

The spelling of 32661366 in words is "thirty-two million, six hundred sixty-one thousand, three hundred sixty-six".