4821455 has 16 divisors (see below), whose sum is σ = 6187104. Its totient is φ = 3594240.

The previous prime is 4821451. The next prime is 4821473. The reversal of 4821455 is 5541284.

It is not a de Polignac number, because 4821455 - 2² = 4821451 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4821451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10919 + ... + 11351.

It is an arithmetic number, because the mean of its divisors is an integer number (386694).

Almost surely, 2^4821455 is an apocalyptic number.

4821455 is a deficient number, since it is larger than the sum of its proper divisors (1365649).

4821455 is a wasteful number, since it uses less digits than its factorization.

4821455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586.

The product of its digits is 6400, while the sum is 29.

The square root of 4821455 is about 2195.7811821764. The cubic root of 4821455 is about 168.9374907413.

The spelling of 4821455 in words is "four million, eight hundred twenty-one thousand, four hundred fifty-five".