4144245 has 32 divisors (see below), whose sum is σ = 7845120. Its totient is φ = 1827840.

The previous prime is 4144241. The next prime is 4144247. The reversal of 4144245 is 5424414.

It is a happy number.

It is not a de Polignac number, because 4144245 - 2² = 4144241 is a prime.

4144245 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2365 + ... + 3725.

It is an arithmetic number, because the mean of its divisors is an integer number (245160).

Almost surely, 2^4144245 is an apocalyptic number.

It is an amenable number.

4144245 is a deficient number, since it is larger than the sum of its proper divisors (3700875).

4144245 is a wasteful number, since it uses less digits than its factorization.

4144245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405.

The product of its digits is 2560, while the sum is 24.

The square root of 4144245 is about 2035.7418795122. The cubic root of 4144245 is about 160.6257397252.

Adding to 4144245 its reverse (5424414), we get a palindrome (9568659).

The spelling of 4144245 in words is "four million, one hundred forty-four thousand, two hundred forty-five".