444240047 has 2 divisors, whose sum is σ = 444240048. Its totient is φ = 444240046.

The previous prime is 444239993. The next prime is 444240061. The reversal of 444240047 is 740042444.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444240047 - 2²⁴ = 427462831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444240347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222120023 + 222120024.

It is an arithmetic number, because the mean of its divisors is an integer number (222120024).

Almost surely, 2^444240047 is an apocalyptic number.

444240047 is a deficient number, since it is larger than the sum of its proper divisors (1).

444240047 is an equidigital number, since it uses as much as digits as its factorization.

444240047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14336, while the sum is 29.

The square root of 444240047 is about 21077.0027992597. The cubic root of 444240047 is about 763.0258220973.

The spelling of 444240047 in words is "four hundred forty-four million, two hundred forty thousand, forty-seven".