2044428197 has 8 divisors (see below), whose sum is σ = 2339160576. Its totient is φ = 1750363632.

The previous prime is 2044428187. The next prime is 2044428203. The reversal of 2044428197 is 7918244402.

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

It is a cyclic number.

It is not a de Polignac number, because 2044428197 - 2⁴ = 2044428181 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 (2044428187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160373 + ... + 172650.

It is an arithmetic number, because the mean of its divisors is an integer number (292395072).

Almost surely, 2^2044428197 is an apocalyptic number.

It is an amenable number.

2044428197 is a deficient number, since it is larger than the sum of its proper divisors (294732379).

2044428197 is an equidigital number, since it uses as much as digits as its factorization.

2044428197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333907.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 2044428197 is about 45215.3535538538. The cubic root of 2044428197 is about 1269.1821458436.

The spelling of 2044428197 in words is "two billion, forty-four million, four hundred twenty-eight thousand, one hundred ninety-seven".