4122765 has 16 divisors (see below), whose sum is σ = 7329600. Its totient is φ = 2198736.

The previous prime is 4122751. The next prime is 4122779. The reversal of 4122765 is 5672214.

It is an interprime number because it is at equal distance from previous prime (4122751) and next prime (4122779).

It is not a de Polignac number, because 4122765 - 2⁴ = 4122749 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15135 + ... + 15404.

It is an arithmetic number, because the mean of its divisors is an integer number (458100).

Almost surely, 2^4122765 is an apocalyptic number.

4122765 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4122765 is a deficient number, since it is larger than the sum of its proper divisors (3206835).

4122765 is a wasteful number, since it uses less digits than its factorization.

4122765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30553 (or 30547 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 4122765 is about 2030.4593076445. The cubic root of 4122765 is about 160.3477462600.

Adding to 4122765 its reverse (5672214), we get a palindrome (9794979).

The spelling of 4122765 in words is "four million, one hundred twenty-two thousand, seven hundred sixty-five".