4398841 has 4 divisors (see below), whose sum is σ = 4481892. Its totient is φ = 4315792.

The previous prime is 4398839. The next prime is 4398851. The reversal of 4398841 is 1488934.

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 3027600 + 1371241 = 1740^2 + 1171^2 .

It is a cyclic number.

It is not a de Polignac number, because 4398841 - 2¹ = 4398839 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4398841.

It is not an unprimeable number, because it can be changed into a prime (4398811) 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, 41446 + ... + 41551.

It is an arithmetic number, because the mean of its divisors is an integer number (1120473).

Almost surely, 2^4398841 is an apocalyptic number.

It is an amenable number.

4398841 is a deficient number, since it is larger than the sum of its proper divisors (83051).

4398841 is an equidigital number, since it uses as much as digits as its factorization.

4398841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83050.

The product of its digits is 27648, while the sum is 37.

The square root of 4398841 is about 2097.3414123599. The cubic root of 4398841 is about 163.8498650786.

The spelling of 4398841 in words is "four million, three hundred ninety-eight thousand, eight hundred forty-one".