6220544 has 54 divisors (see below), whose sum is σ = 13839924. Its totient is φ = 2767360.

The previous prime is 6220519. The next prime is 6220567. The reversal of 6220544 is 4450226.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132329 + ... + 132375.

Almost surely, 2^6220544 is an apocalyptic number.

6220544 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6220544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6919962).

6220544 is an abundant number, since it is smaller than the sum of its proper divisors (7619380).

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

6220544 is an equidigital number, since it uses as much as digits as its factorization.

6220544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 6220544 is about 2494.1018423473. The cubic root of 6220544 is about 183.9117409104.

The spelling of 6220544 in words is "six million, two hundred twenty thousand, five hundred forty-four".