4044045 has 16 divisors (see below), whose sum is σ = 6851520. Its totient is φ = 2029824.

The previous prime is 4044041. The next prime is 4044049. The reversal of 4044045 is 5404404.

It is an interprime number because it is at equal distance from previous prime (4044041) and next prime (4044049).

It is not a de Polignac number, because 4044045 - 2² = 4044041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044041) by changing a digit.

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, 7675 + ... + 8184.

It is an arithmetic number, because the mean of its divisors is an integer number (428220).

Almost surely, 2^4044045 is an apocalyptic number.

It is an amenable number.

4044045 is a deficient number, since it is larger than the sum of its proper divisors (2807475).

4044045 is a wasteful number, since it uses less digits than its factorization.

4044045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15884.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4044045 is about 2010.9811038396. The cubic root of 4044045 is about 159.3206219714.

Adding to 4044045 its reverse (5404404), we get a palindrome (9448449).

The spelling of 4044045 in words is "four million, forty-four thousand, forty-five".