4398849 has 48 divisors (see below), whose sum is σ = 8072064. Its totient is φ = 2246400.

The previous prime is 4398839. The next prime is 4398851. The reversal of 4398849 is 9488934.

It is a happy number.

It is not a de Polignac number, because 4398849 - 2⁵ = 4398817 is a prime.

4398849 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4398829) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33514 + ... + 33644.

It is an arithmetic number, because the mean of its divisors is an integer number (168168).

Almost surely, 2^4398849 is an apocalyptic number.

It is an amenable number.

4398849 is a deficient number, since it is larger than the sum of its proper divisors (3673215).

4398849 is a wasteful number, since it uses less digits than its factorization.

4398849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 195 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 4398849 is about 2097.3433195355. The cubic root of 4398849 is about 163.8499644076.

The spelling of 4398849 in words is "four million, three hundred ninety-eight thousand, eight hundred forty-nine".