4425605 has 8 divisors (see below), whose sum is σ = 5338872. Its totient is φ = 3521728.

The previous prime is 4425599. The next prime is 4425623. The reversal of 4425605 is 5065244.

It can be written as a sum of positive squares in 4 ways, for example, as 3157729 + 1267876 = 1777^2 + 1126^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4425605 - 2⁶ = 4425541 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

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, 1262 + ... + 3231.

It is an arithmetic number, because the mean of its divisors is an integer number (667359).

Almost surely, 2^4425605 is an apocalyptic number.

It is an amenable number.

4425605 is a deficient number, since it is larger than the sum of its proper divisors (913267).

4425605 is a wasteful number, since it uses less digits than its factorization.

4425605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4695.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 4425605 is about 2103.7121951446. The cubic root of 4425605 is about 164.1814989419.

The spelling of 4425605 in words is "four million, four hundred twenty-five thousand, six hundred five".