2838455 has 16 divisors (see below), whose sum is σ = 3565920. Its totient is φ = 2166912.

The previous prime is 2838449. The next prime is 2838457. The reversal of 2838455 is 5548382.

It is a cyclic number.

It is not a de Polignac number, because 2838455 - 2¹⁰ = 2837431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2838457) 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, 12281 + ... + 12509.

It is an arithmetic number, because the mean of its divisors is an integer number (222870).

2^2838455 is an apocalyptic number.

2838455 is a deficient number, since it is larger than the sum of its proper divisors (727465).

2838455 is a wasteful number, since it uses less digits than its factorization.

2838455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338.

The product of its digits is 38400, while the sum is 35.

The square root of 2838455 is about 1684.7714978596. The cubic root of 2838455 is about 141.5882903645.

It can be divided in two parts, 28 and 38455, that added together give a palindrome (38483).

The spelling of 2838455 in words is "two million, eight hundred thirty-eight thousand, four hundred fifty-five".