4405860 has 96 divisors (see below), whose sum is σ = 14112000. Its totient is φ = 1140480.

The previous prime is 4405831. The next prime is 4405867. The reversal of 4405860 is 685044.

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

It is not an unprimeable number, because it can be changed into a prime (4405867) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22041 + ... + 22239.

It is an arithmetic number, because the mean of its divisors is an integer number (147000).

Almost surely, 2^4405860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4405860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7056000).

4405860 is an abundant number, since it is smaller than the sum of its proper divisors (9706140).

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

4405860 is a wasteful number, since it uses less digits than its factorization.

4405860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 4405860 is about 2099.0140542645. The cubic root of 4405860 is about 163.9369676469.

The spelling of 4405860 in words is "four million, four hundred five thousand, eight hundred sixty".