66323352 has 64 divisors (see below), whose sum is σ = 176359680. Its totient is φ = 20738432.

The previous prime is 66323321. The next prime is 66323371. The reversal of 66323352 is 25332366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28123 + ... + 30389.

It is an arithmetic number, because the mean of its divisors is an integer number (2755620).

Almost surely, 2^66323352 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 66323352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88179840).

66323352 is an abundant number, since it is smaller than the sum of its proper divisors (110036328).

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

66323352 is a wasteful number, since it uses less digits than its factorization.

66323352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352 (or 2348 counting only the distinct ones).

The product of its digits is 19440, while the sum is 30.

The square root of 66323352 is about 8143.9150290263. The cubic root of 66323352 is about 404.7828984271.

The spelling of 66323352 in words is "sixty-six million, three hundred twenty-three thousand, three hundred fifty-two".