66002352 has 120 divisors (see below), whose sum is σ = 194456304. Its totient is φ = 19173888.

The previous prime is 66002327. The next prime is 66002357. The reversal of 66002352 is 25320066.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (66002357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 225118 + ... + 225410.

Almost surely, 2^66002352 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 66002352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97228152).

66002352 is an abundant number, since it is smaller than the sum of its proper divisors (128453952).

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

66002352 is a wasteful number, since it uses less digits than its factorization.

66002352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 66002352 is about 8124.1831589397. The cubic root of 66002352 is about 404.1288025085.

The spelling of 66002352 in words is "sixty-six million, two thousand, three hundred fifty-two".