544432247 has 2 divisors, whose sum is σ = 544432248. Its totient is φ = 544432246.

The previous prime is 544432237. The next prime is 544432249. The reversal of 544432247 is 742234445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 544432247 - 2¹² = 544428151 is a prime.

Together with 544432249, 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 (544432249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272216123 + 272216124.

It is an arithmetic number, because the mean of its divisors is an integer number (272216124).

Almost surely, 2^544432247 is an apocalyptic number.

544432247 is a deficient number, since it is larger than the sum of its proper divisors (1).

544432247 is an equidigital number, since it uses as much as digits as its factorization.

544432247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 35.

The square root of 544432247 is about 23333.0719580599. The cubic root of 544432247 is about 816.5471743168.

The spelling of 544432247 in words is "five hundred forty-four million, four hundred thirty-two thousand, two hundred forty-seven".