66524352 has 56 divisors (see below), whose sum is σ = 176729136. Its totient is φ = 22084608.

The previous prime is 66524351. The next prime is 66524363. The reversal of 66524352 is 25342566.

66524352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (66524351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60318 + ... + 61410.

Almost surely, 2^66524352 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 66524352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88364568).

66524352 is an abundant number, since it is smaller than the sum of its proper divisors (110204784).

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

66524352 is a wasteful number, since it uses less digits than its factorization.

66524352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425 (or 1415 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 66524352 is about 8156.2461954014. The cubic root of 66524352 is about 405.1913986351.

The spelling of 66524352 in words is "sixty-six million, five hundred twenty-four thousand, three hundred fifty-two".