514665630 has 64 divisors (see below), whose sum is σ = 1377967680. Its totient is φ = 136691712.

The previous prime is 514665629. The next prime is 514665637. The reversal of 514665630 is 36566415.

514665630 is a `hidden beast` number, since 5 + 14 + 6 + 6 + 5 + 630 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514665637) 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 31 ways as a sum of consecutive naturals, for example, 65682 + ... + 73098.

It is an arithmetic number, because the mean of its divisors is an integer number (21530745).

Almost surely, 2^514665630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 514665630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (688983840).

514665630 is an abundant number, since it is smaller than the sum of its proper divisors (863302050).

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

514665630 is a wasteful number, since it uses less digits than its factorization.

514665630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7690 (or 7684 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 514665630 is about 22686.2431883289. The cubic root of 514665630 is about 801.3859465121.

The spelling of 514665630 in words is "five hundred fourteen million, six hundred sixty-five thousand, six hundred thirty".