444800047 has 2 divisors, whose sum is σ = 444800048. Its totient is φ = 444800046.

The previous prime is 444799987. The next prime is 444800063. The reversal of 444800047 is 740008444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444800047 - 2⁷ = 444799919 is a prime.

It is a super-2 number, since 2×444800047² = 395694163622404418, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 444799991 and 444800018.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444800647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222400023 + 222400024.

It is an arithmetic number, because the mean of its divisors is an integer number (222400024).

Almost surely, 2^444800047 is an apocalyptic number.

444800047 is a deficient number, since it is larger than the sum of its proper divisors (1).

444800047 is an equidigital number, since it uses as much as digits as its factorization.

444800047 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 31.

The square root of 444800047 is about 21090.2832365997. The cubic root of 444800047 is about 763.3463057657.

The spelling of 444800047 in words is "four hundred forty-four million, eight hundred thousand, forty-seven".