32666148 has 18 divisors (see below), whose sum is σ = 82572854. Its totient is φ = 10888704.

The previous prime is 32666147. The next prime is 32666159. The reversal of 32666148 is 84166623.

It can be written as a sum of positive squares in only one way, i.e., 32626944 + 39204 = 5712^2 + 198^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 907393 = 32666148 / (3 + 2 + 6 + 6 + 6 + 1 + 4 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32666147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 453661 + ... + 453732.

Almost surely, 2^32666148 is an apocalyptic number.

It is an amenable number.

32666148 is an abundant number, since it is smaller than the sum of its proper divisors (49906706).

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

32666148 is a wasteful number, since it uses less digits than its factorization.

32666148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907403 (or 907398 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 32666148 is about 5715.4306924325. The cubic root of 32666148 is about 319.6681064106.

The spelling of 32666148 in words is "thirty-two million, six hundred sixty-six thousand, one hundred forty-eight".