66314934 has 96 divisors (see below), whose sum is σ = 175219200. Its totient is φ = 18084528.

The previous prime is 66314929. The next prime is 66314939. The reversal of 66314934 is 43941366.

It is an interprime number because it is at equal distance from previous prime (66314929) and next prime (66314939).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66314939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 141769 + ... + 142235.

It is an arithmetic number, because the mean of its divisors is an integer number (1825200).

Almost surely, 2^66314934 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66314934, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87609600).

66314934 is an abundant number, since it is smaller than the sum of its proper divisors (108904266).

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

66314934 is a wasteful number, since it uses less digits than its factorization.

66314934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 502 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 66314934 is about 8143.3981850331. The cubic root of 66314934 is about 404.7657721988.

The spelling of 66314934 in words is "sixty-six million, three hundred fourteen thousand, nine hundred thirty-four".