4405538 has 8 divisors (see below), whose sum is σ = 6622032. Its totient is φ = 2198196.

The previous prime is 4405523. The next prime is 4405543. The reversal of 4405538 is 8355044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4405538.

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, 920 + ... + 3107.

It is an arithmetic number, because the mean of its divisors is an integer number (827754).

Almost surely, 2^4405538 is an apocalyptic number.

4405538 is a deficient number, since it is larger than the sum of its proper divisors (2216494).

4405538 is a wasteful number, since it uses less digits than its factorization.

4405538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 4405538 is about 2098.9373501846. The cubic root of 4405538 is about 163.9329738001.

The spelling of 4405538 in words is "four million, four hundred five thousand, five hundred thirty-eight".