4440620 has 24 divisors (see below), whose sum is σ = 9374400. Its totient is φ = 1766912.

The previous prime is 4440619. The next prime is 4440637. The reversal of 4440620 is 260444.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4440592 and 4440601.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4316 + ... + 5244.

It is an arithmetic number, because the mean of its divisors is an integer number (390600).

Almost surely, 2^4440620 is an apocalyptic number.

It is an amenable number.

4440620 is an abundant number, since it is smaller than the sum of its proper divisors (4933780).

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

4440620 is a wasteful number, since it uses less digits than its factorization.

4440620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177 (or 1175 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4440620 is about 2107.2778649243. The cubic root of 4440620 is about 164.3669653000.

The spelling of 4440620 in words is "four million, four hundred forty thousand, six hundred twenty".