2044451 has 4 divisors (see below), whose sum is σ = 2059512. Its totient is φ = 2029392.

The previous prime is 2044421. The next prime is 2044463. The reversal of 2044451 is 1544402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7325 + ... + 7598.

It is an arithmetic number, because the mean of its divisors is an integer number (514878).

2^2044451 is an apocalyptic number.

2044451 is a deficient number, since it is larger than the sum of its proper divisors (15061).

2044451 is a wasteful number, since it uses less digits than its factorization.

2044451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15060.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 2044451 is about 1429.8429983743. The cubic root of 2044451 is about 126.9186864531.

Adding to 2044451 its reverse (1544402), we get a palindrome (3588853).

The spelling of 2044451 in words is "two million, forty-four thousand, four hundred fifty-one".