66046752 has 120 divisors (see below), whose sum is σ = 197222256. Its totient is φ = 21679488.

The previous prime is 66046733. The next prime is 66046769. The reversal of 66046752 is 25764066.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 214983 + ... + 215289.

Almost surely, 2^66046752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66046752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98611128).

66046752 is an abundant number, since it is smaller than the sum of its proper divisors (131175504).

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

66046752 is a wasteful number, since it uses less digits than its factorization.

66046752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 66046752 is about 8126.9152819505. The cubic root of 66046752 is about 404.2194017891.

The spelling of 66046752 in words is "sixty-six million, forty-six thousand, seven hundred fifty-two".