4838621 has 4 divisors (see below), whose sum is σ = 5005500. Its totient is φ = 4671744.

The previous prime is 4838611. The next prime is 4838633. The reversal of 4838621 is 1268384.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1999396 + 2839225 = 1414^2 + 1685^2 .

It is a cyclic number.

It is not a de Polignac number, because 4838621 - 2¹⁸ = 4576477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4838611) 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 3 ways as a sum of consecutive naturals, for example, 83396 + ... + 83453.

It is an arithmetic number, because the mean of its divisors is an integer number (1251375).

Almost surely, 2^4838621 is an apocalyptic number.

It is an amenable number.

4838621 is a deficient number, since it is larger than the sum of its proper divisors (166879).

4838621 is a wasteful number, since it uses less digits than its factorization.

4838621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166878.

The product of its digits is 9216, while the sum is 32.

The square root of 4838621 is about 2199.6865685820. The cubic root of 4838621 is about 169.1377446842.

The spelling of 4838621 in words is "four million, eight hundred thirty-eight thousand, six hundred twenty-one".