447966446 has 8 divisors (see below), whose sum is σ = 701164944. Its totient is φ = 214244800.

The previous prime is 447966427. The next prime is 447966487. The reversal of 447966446 is 644669744.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 447966394 and 447966403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4869155 + ... + 4869246.

It is an arithmetic number, because the mean of its divisors is an integer number (87645618).

Almost surely, 2^447966446 is an apocalyptic number.

447966446 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

447966446 is a deficient number, since it is larger than the sum of its proper divisors (253198498).

447966446 is a wasteful number, since it uses less digits than its factorization.

447966446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9738426.

The product of its digits is 3483648, while the sum is 50.

The square root of 447966446 is about 21165.2178349291. The cubic root of 447966446 is about 765.1533695091.

The spelling of 447966446 in words is "four hundred forty-seven million, nine hundred sixty-six thousand, four hundred forty-six".