440334047 has 2 divisors, whose sum is σ = 440334048. Its totient is φ = 440334046.

The previous prime is 440333989. The next prime is 440334049. The reversal of 440334047 is 740433044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440334047 - 2¹² = 440329951 is a prime.

Together with 440334049, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440334049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220167023 + 220167024.

It is an arithmetic number, because the mean of its divisors is an integer number (220167024).

Almost surely, 2^440334047 is an apocalyptic number.

440334047 is a deficient number, since it is larger than the sum of its proper divisors (1).

440334047 is an equidigital number, since it uses as much as digits as its factorization.

440334047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 29.

The square root of 440334047 is about 20984.1379856310. The cubic root of 440334047 is about 760.7829229871.

The spelling of 440334047 in words is "four hundred forty million, three hundred thirty-four thousand, forty-seven".