444348847 has 2 divisors, whose sum is σ = 444348848. Its totient is φ = 444348846.

The previous prime is 444348841. The next prime is 444348889. The reversal of 444348847 is 748843444.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444348847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444348797 and 444348806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444348841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222174423 + 222174424.

It is an arithmetic number, because the mean of its divisors is an integer number (222174424).

Almost surely, 2^444348847 is an apocalyptic number.

444348847 is a deficient number, since it is larger than the sum of its proper divisors (1).

444348847 is an equidigital number, since it uses as much as digits as its factorization.

444348847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1376256, while the sum is 46.

The square root of 444348847 is about 21079.5836533837. The cubic root of 444348847 is about 763.0881085673.

The spelling of 444348847 in words is "four hundred forty-four million, three hundred forty-eight thousand, eight hundred forty-seven".