66024352 has 48 divisors (see below), whose sum is σ = 137047680. Its totient is φ = 31249152.

The previous prime is 66024349. The next prime is 66024377. The reversal of 66024352 is 25342066.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 66024352.

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, 79813 + ... + 80635.

It is an arithmetic number, because the mean of its divisors is an integer number (2855160).

Almost surely, 2^66024352 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 66024352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68523840).

66024352 is an abundant number, since it is smaller than the sum of its proper divisors (71023328).

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

66024352 is a wasteful number, since it uses less digits than its factorization.

66024352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965 (or 957 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 66024352 is about 8125.5370284062. The cubic root of 66024352 is about 404.1736991207.

The spelling of 66024352 in words is "sixty-six million, twenty-four thousand, three hundred fifty-two".