4398455 has 4 divisors (see below), whose sum is σ = 5278152. Its totient is φ = 3518760.

The previous prime is 4398431. The next prime is 4398463. The reversal of 4398455 is 5548934.

It is a happy number.

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

It is not a de Polignac number, because 4398455 - 2¹⁰ = 4397431 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 439841 + ... + 439850.

It is an arithmetic number, because the mean of its divisors is an integer number (1319538).

Almost surely, 2^4398455 is an apocalyptic number.

4398455 is a deficient number, since it is larger than the sum of its proper divisors (879697).

4398455 is an equidigital number, since it uses as much as digits as its factorization.

4398455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879696.

The product of its digits is 86400, while the sum is 38.

The square root of 4398455 is about 2097.2493890809. The cubic root of 4398455 is about 163.8450723087.

The spelling of 4398455 in words is "four million, three hundred ninety-eight thousand, four hundred fifty-five".