4044493 has 4 divisors (see below), whose sum is σ = 4082400. Its totient is φ = 4006588.

The previous prime is 4044479. The next prime is 4044497. The reversal of 4044493 is 3944404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4044493 - 2¹³ = 4036301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18793 + ... + 19006.

It is an arithmetic number, because the mean of its divisors is an integer number (1020600).

Almost surely, 2^4044493 is an apocalyptic number.

It is an amenable number.

4044493 is a deficient number, since it is larger than the sum of its proper divisors (37907).

4044493 is a wasteful number, since it uses less digits than its factorization.

4044493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37906.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 4044493 is about 2011.0924891710. The cubic root of 4044493 is about 159.3265049428.

Adding to 4044493 its reverse (3944404), we get a palindrome (7988897).

The spelling of 4044493 in words is "four million, forty-four thousand, four hundred ninety-three".