66488232 has 32 divisors (see below), whose sum is σ = 166420800. Its totient is φ = 22136064.

The previous prime is 66488197. The next prime is 66488263. The reversal of 66488232 is 23288466.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36528 + ... + 38304.

It is an arithmetic number, because the mean of its divisors is an integer number (5200650).

Almost surely, 2^66488232 is an apocalyptic number.

It is an amenable number.

66488232 is an abundant number, since it is smaller than the sum of its proper divisors (99932568).

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

66488232 is a wasteful number, since it uses less digits than its factorization.

66488232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345 (or 3341 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 66488232 is about 8154.0316408510. The cubic root of 66488232 is about 405.1180512442.

The spelling of 66488232 in words is "sixty-six million, four hundred eighty-eight thousand, two hundred thirty-two".