4394441 has 2 divisors, whose sum is σ = 4394442. Its totient is φ = 4394440.

The previous prime is 4394437. The next prime is 4394447. The reversal of 4394441 is 1444934.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4393216 + 1225 = 2096^2 + 35^2 .

It is a cyclic number.

It is not a de Polignac number, because 4394441 - 2² = 4394437 is a prime.

It is a super-2 number, since 2×4394441² = 38622223404962, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4394447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2197220 + 2197221.

It is an arithmetic number, because the mean of its divisors is an integer number (2197221).

Almost surely, 2^4394441 is an apocalyptic number.

It is an amenable number.

4394441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4394441 is an equidigital number, since it uses as much as digits as its factorization.

4394441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 29.

The square root of 4394441 is about 2096.2922029145. The cubic root of 4394441 is about 163.7952158413.

The spelling of 4394441 in words is "four million, three hundred ninety-four thousand, four hundred forty-one".