447943 has 2 divisors, whose sum is σ = 447944. Its totient is φ = 447942.

The previous prime is 447907. The next prime is 447961. The reversal of 447943 is 349744.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223971 + 223972.

It is an arithmetic number, because the mean of its divisors is an integer number (223972).

2⁴⁴⁷⁹⁴³ is an apocalyptic number.

447943 is a deficient number, since it is larger than the sum of its proper divisors (1).

447943 is an equidigital number, since it uses as much as digits as its factorization.

447943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 31.

The square root of 447943 is about 669.2854398536. The cubic root of 447943 is about 76.5140020221.

The spelling of 447943 in words is "four hundred forty-seven thousand, nine hundred forty-three".