447630214 has 4 divisors (see below), whose sum is σ = 671445324. Its totient is φ = 223815106.

The previous prime is 447630187. The next prime is 447630229. The reversal of 447630214 is 412036744.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111907552 + ... + 111907555.

It is an arithmetic number, because the mean of its divisors is an integer number (167861331).

Almost surely, 2^447630214 is an apocalyptic number.

447630214 is a deficient number, since it is larger than the sum of its proper divisors (223815110).

447630214 is a wasteful number, since it uses less digits than its factorization.

447630214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223815109.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 447630214 is about 21157.2733120315. The cubic root of 447630214 is about 764.9618868334.

Adding to 447630214 its reverse (412036744), we get a palindrome (859666958).

The spelling of 447630214 in words is "four hundred forty-seven million, six hundred thirty thousand, two hundred fourteen".