4444605 has 64 divisors (see below), whose sum is σ = 8951040. Its totient is φ = 2073600.

The previous prime is 4444591. The next prime is 4444607. The reversal of 4444605 is 5064444.

It is not a de Polignac number, because 4444605 - 2¹⁰ = 4443581 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60849 + ... + 60921.

It is an arithmetic number, because the mean of its divisors is an integer number (139860).

Almost surely, 2^4444605 is an apocalyptic number.

4444605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4444605 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

4444605 is a wasteful number, since it uses less digits than its factorization.

4444605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4444605 is about 2108.2231855285. The cubic root of 4444605 is about 164.4161180851.

The spelling of 4444605 in words is "four million, four hundred forty-four thousand, six hundred five".