2455844 has 12 divisors (see below), whose sum is σ = 4389504. Its totient is φ = 1201704.

The previous prime is 2455823. The next prime is 2455847. The reversal of 2455844 is 4485542.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 2455844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2455847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6344 + ... + 6719.

It is an arithmetic number, because the mean of its divisors is an integer number (365792).

2^2455844 is an apocalyptic number.

It is an amenable number.

2455844 is a deficient number, since it is larger than the sum of its proper divisors (1933660).

2455844 is a wasteful number, since it uses less digits than its factorization.

2455844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13114 (or 13112 counting only the distinct ones).

The product of its digits is 25600, while the sum is 32.

The square root of 2455844 is about 1567.1132696777. The cubic root of 2455844 is about 134.9170775626.

The spelling of 2455844 in words is "two million, four hundred fifty-five thousand, eight hundred forty-four".