4398775 has 12 divisors (see below), whose sum is σ = 5484024. Its totient is φ = 3500000.

The previous prime is 4398769. The next prime is 4398787. The reversal of 4398775 is 5778934.

It is a happy number.

It is not a de Polignac number, because 4398775 - 2⁵ = 4398743 is a prime.

It is a Duffinian number.

4398775 is a lucky number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5925 + ... + 6625.

It is an arithmetic number, because the mean of its divisors is an integer number (457002).

Almost surely, 2^4398775 is an apocalyptic number.

4398775 is a deficient number, since it is larger than the sum of its proper divisors (1085249).

4398775 is a wasteful number, since it uses less digits than its factorization.

4398775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962 (or 957 counting only the distinct ones).

The product of its digits is 211680, while the sum is 43.

The square root of 4398775 is about 2097.3256780958. The cubic root of 4398775 is about 163.8490456093.

The spelling of 4398775 in words is "four million, three hundred ninety-eight thousand, seven hundred seventy-five".