4122045 has 24 divisors (see below), whose sum is σ = 7207200. Its totient is φ = 2179296.

The previous prime is 4122043. The next prime is 4122067. The reversal of 4122045 is 5402214.

It is not a de Polignac number, because 4122045 - 2¹ = 4122043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122043) 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, 5926 + ... + 6584.

It is an arithmetic number, because the mean of its divisors is an integer number (300300).

Almost surely, 2^4122045 is an apocalyptic number.

4122045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4122045 is a deficient number, since it is larger than the sum of its proper divisors (3085155).

4122045 is a wasteful number, since it uses less digits than its factorization.

4122045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809 (or 806 counting only the distinct ones).

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

The square root of 4122045 is about 2030.2820001172. The cubic root of 4122045 is about 160.3384113356.

Adding to 4122045 its reverse (5402214), we get a palindrome (9524259).

The spelling of 4122045 in words is "four million, one hundred twenty-two thousand, forty-five".