6522144 has 24 divisors (see below), whose sum is σ = 17120880. Its totient is φ = 2174016.

The previous prime is 6522083. The next prime is 6522151. The reversal of 6522144 is 4412256.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33874 + ... + 34065.

It is an arithmetic number, because the mean of its divisors is an integer number (713370).

Almost surely, 2^6522144 is an apocalyptic number.

It is an amenable number.

6522144 is an abundant number, since it is smaller than the sum of its proper divisors (10598736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6522144 is a wasteful number, since it uses less digits than its factorization.

6522144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67952 (or 67944 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 6522144 is about 2553.8488600542. The cubic root of 6522144 is about 186.8372476991.

It can be divided in two parts, 6522 and 144, that added together give a palindrome (6666).

The spelling of 6522144 in words is "six million, five hundred twenty-two thousand, one hundred forty-four".