4641630 has 96 divisors (see below), whose sum is σ = 13727232. Its totient is φ = 982080.

The previous prime is 4641587. The next prime is 4641631. The reversal of 4641630 is 361464.

It is a self number, because there is not a number n which added to its sum of digits gives 4641630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4641631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 149715 + ... + 149745.

It is an arithmetic number, because the mean of its divisors is an integer number (142992).

Almost surely, 2^4641630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4641630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6863616).

4641630 is an abundant number, since it is smaller than the sum of its proper divisors (9085602).

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

4641630 is a wasteful number, since it uses less digits than its factorization.

4641630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 4641630 is about 2154.4442438829. Note that the first 3 decimals coincide. The cubic root of 4641630 is about 166.8105468663.

The spelling of 4641630 in words is "four million, six hundred forty-one thousand, six hundred thirty".