32666768 has 20 divisors (see below), whose sum is σ = 63470640. Its totient is φ = 16287264.

The previous prime is 32666761. The next prime is 32666771. The reversal of 32666768 is 86766623.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (32666761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3371 + ... + 8757.

It is an arithmetic number, because the mean of its divisors is an integer number (3173532).

Almost surely, 2^32666768 is an apocalyptic number.

It is an amenable number.

32666768 is a deficient number, since it is larger than the sum of its proper divisors (30803872).

32666768 is a wasteful number, since it uses less digits than its factorization.

32666768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5774 (or 5768 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 32666768 is about 5715.4849313072. The cubic root of 32666768 is about 319.6701288200.

The spelling of 32666768 in words is "thirty-two million, six hundred sixty-six thousand, seven hundred sixty-eight".