4422015 has 24 divisors (see below), whose sum is σ = 8255520. Its totient is φ = 2176704.

The previous prime is 4421999. The next prime is 4422017. The reversal of 4422015 is 5102244.

It is not a de Polignac number, because 4422015 - 2⁴ = 4421999 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3195 + ... + 4364.

It is an arithmetic number, because the mean of its divisors is an integer number (343980).

Almost surely, 2^4422015 is an apocalyptic number.

4422015 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4422015 is a deficient number, since it is larger than the sum of its proper divisors (3833505).

4422015 is a wasteful number, since it uses less digits than its factorization.

4422015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7583 (or 7580 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4422015 is about 2102.8587684388. The cubic root of 4422015 is about 164.1370928831.

Adding to 4422015 its reverse (5102244), we get a palindrome (9524259).

The spelling of 4422015 in words is "four million, four hundred twenty-two thousand, fifteen".