4638612 has 24 divisors (see below), whose sum is σ = 11807712. Its totient is φ = 1405600.

The previous prime is 4638607. The next prime is 4638629. The reversal of 4638612 is 2168364.

It is a self number, because there is not a number n which added to its sum of digits gives 4638612.

It is a congruent number.

It is an unprimeable number.

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, 17439 + ... + 17702.

It is an arithmetic number, because the mean of its divisors is an integer number (491988).

Almost surely, 2^4638612 is an apocalyptic number.

It is an amenable number.

4638612 is an abundant number, since it is smaller than the sum of its proper divisors (7169100).

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

4638612 is a wasteful number, since it uses less digits than its factorization.

4638612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35159 (or 35157 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 4638612 is about 2153.7437173443. The cubic root of 4638612 is about 166.7743854761.

The spelling of 4638612 in words is "four million, six hundred thirty-eight thousand, six hundred twelve".