444328679 has 2 divisors, whose sum is σ = 444328680. Its totient is φ = 444328678.

The previous prime is 444328669. The next prime is 444328727. The reversal of 444328679 is 976823444.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444328679 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444328639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222164339 + 222164340.

It is an arithmetic number, because the mean of its divisors is an integer number (222164340).

Almost surely, 2^444328679 is an apocalyptic number.

444328679 is a deficient number, since it is larger than the sum of its proper divisors (1).

444328679 is an equidigital number, since it uses as much as digits as its factorization.

444328679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 47.

The square root of 444328679 is about 21079.1052703856. The cubic root of 444328679 is about 763.0765634386.

The spelling of 444328679 in words is "four hundred forty-four million, three hundred twenty-eight thousand, six hundred seventy-nine".