5278144 has 14 divisors (see below), whose sum is σ = 10473944. Its totient is φ = 2639040.

The previous prime is 5278139. The next prime is 5278151. The reversal of 5278144 is 4418725.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41172 + ... + 41299.

Almost surely, 2^5278144 is an apocalyptic number.

It is an amenable number.

5278144 is a deficient number, since it is larger than the sum of its proper divisors (5195800).

5278144 is an equidigital number, since it uses as much as digits as its factorization.

5278144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82483 (or 82473 counting only the distinct ones).

The product of its digits is 8960, while the sum is 31.

The square root of 5278144 is about 2297.4211629564. The cubic root of 5278144 is about 174.1113481157. Note that the first 3 decimals are identical.

It can be divided in two parts, 52781 and 44, that added together give a palindrome (52825).

The spelling of 5278144 in words is "five million, two hundred seventy-eight thousand, one hundred forty-four".