4022265 has 16 divisors (see below), whose sum is σ = 6931008. Its totient is φ = 1980096.

The previous prime is 4022257. The next prime is 4022287. The reversal of 4022265 is 5622204.

It is not a de Polignac number, because 4022265 - 2³ = 4022257 is a prime.

It is an Ulam number.

It is a nialpdrome in base 13.

It is a zygodrome in base 6.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10119 + ... + 10508.

It is an arithmetic number, because the mean of its divisors is an integer number (433188).

Almost surely, 2^4022265 is an apocalyptic number.

It is an amenable number.

4022265 is a deficient number, since it is larger than the sum of its proper divisors (2908743).

4022265 is a wasteful number, since it uses less digits than its factorization.

4022265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20648.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4022265 is about 2005.5585256980. The cubic root of 4022265 is about 159.0340894432.

Adding to 4022265 its reverse (5622204), we get a palindrome (9644469).

The spelling of 4022265 in words is "four million, twenty-two thousand, two hundred sixty-five".