4044554 has 8 divisors (see below), whose sum is σ = 6122820. Its totient is φ = 2003616.

The previous prime is 4044553. The next prime is 4044559. The reversal of 4044554 is 4554404.

It can be written as a sum of positive squares in 2 ways, for example, as 3940225 + 104329 = 1985^2 + 323^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4044553) 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 3 ways as a sum of consecutive naturals, for example, 9059 + ... + 9494.

Almost surely, 2^4044554 is an apocalyptic number.

4044554 is a deficient number, since it is larger than the sum of its proper divisors (2078266).

4044554 is a wasteful number, since it uses less digits than its factorization.

4044554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18664.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 4044554 is about 2011.1076550001. The cubic root of 4044554 is about 159.3273059388.

Adding to 4044554 its reverse (4554404), we get a palindrome (8598958).

The spelling of 4044554 in words is "four million, forty-four thousand, five hundred fifty-four".