66066032 has 20 divisors (see below), whose sum is σ = 128273040. Its totient is φ = 32963328.

The previous prime is 66065977. The next prime is 66066043. The reversal of 66066032 is 23066066.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 66065986 and 66066004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3944 + ... + 12152.

It is an arithmetic number, because the mean of its divisors is an integer number (6413652).

Almost surely, 2^66066032 is an apocalyptic number.

It is an amenable number.

66066032 is a deficient number, since it is larger than the sum of its proper divisors (62207008).

66066032 is a wasteful number, since it uses less digits than its factorization.

66066032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8720 (or 8714 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 66066032 is about 8128.1013773205. The cubic root of 66066032 is about 404.2587304546.

The spelling of 66066032 in words is "sixty-six million, sixty-six thousand, thirty-two", and thus it is an eban number.