4422665 has 8 divisors (see below), whose sum is σ = 5715528. Its totient is φ = 3265920.

The previous prime is 4422643. The next prime is 4422667. The reversal of 4422665 is 5662244.

It can be written as a sum of positive squares in 4 ways, for example, as 797449 + 3625216 = 893^2 + 1904^2 .

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

It is not a de Polignac number, because 4422665 - 2⁸ = 4422409 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4422667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33956 + ... + 34085.

It is an arithmetic number, because the mean of its divisors is an integer number (714441).

Almost surely, 2^4422665 is an apocalyptic number.

It is an amenable number.

4422665 is a deficient number, since it is larger than the sum of its proper divisors (1292863).

4422665 is a wasteful number, since it uses less digits than its factorization.

4422665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68059.

The product of its digits is 11520, while the sum is 29.

The square root of 4422665 is about 2103.0133142707. The cubic root of 4422665 is about 164.1451347587.

The spelling of 4422665 in words is "four million, four hundred twenty-two thousand, six hundred sixty-five".