4385455 has 4 divisors (see below), whose sum is σ = 5262552. Its totient is φ = 3508360.

The previous prime is 4385399. The next prime is 4385461. The reversal of 4385455 is 5545834.

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

It is not a de Polignac number, because 4385455 - 2⁷ = 4385327 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4385455.

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, 438541 + ... + 438550.

It is an arithmetic number, because the mean of its divisors is an integer number (1315638).

Almost surely, 2^4385455 is an apocalyptic number.

4385455 is a deficient number, since it is larger than the sum of its proper divisors (877097).

4385455 is an equidigital number, since it uses as much as digits as its factorization.

4385455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877096.

The product of its digits is 48000, while the sum is 34.

The square root of 4385455 is about 2094.1477980315. The cubic root of 4385455 is about 163.6834937663.

The spelling of 4385455 in words is "four million, three hundred eighty-five thousand, four hundred fifty-five".