4640830 has 16 divisors (see below), whose sum is σ = 8845200. Its totient is φ = 1747072.

The previous prime is 4640821. The next prime is 4640833. The reversal of 4640830 is 380464.

It is a junction number, because it is equal to n+sod(n) for n = 4640795 and 4640804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4640833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13480 + ... + 13819.

It is an arithmetic number, because the mean of its divisors is an integer number (552825).

Almost surely, 2^4640830 is an apocalyptic number.

4640830 is a deficient number, since it is larger than the sum of its proper divisors (4204370).

4640830 is a wasteful number, since it uses less digits than its factorization.

4640830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27323.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 4640830 is about 2154.2585731523. The cubic root of 4640830 is about 166.8009628692.

The spelling of 4640830 in words is "four million, six hundred forty thousand, eight hundred thirty".