2044147 has 4 divisors (see below), whose sum is σ = 2336176. Its totient is φ = 1752120.

The previous prime is 2044129. The next prime is 2044151. The reversal of 2044147 is 7414402.

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-2044147 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (2044127) 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, 146004 + ... + 146017.

It is an arithmetic number, because the mean of its divisors is an integer number (584044).

2^2044147 is an apocalyptic number.

2044147 is a deficient number, since it is larger than the sum of its proper divisors (292029).

2044147 is an equidigital number, since it uses as much as digits as its factorization.

2044147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292028.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 2044147 is about 1429.7366890445. The cubic root of 2044147 is about 126.9123954092.

Adding to 2044147 its reverse (7414402), we get a palindrome (9458549).

The spelling of 2044147 in words is "two million, forty-four thousand, one hundred forty-seven".