447629047 has 8 divisors (see below), whose sum is σ = 459251280. Its totient is φ = 436141440.

The previous prime is 447629029. The next prime is 447629053. The reversal of 447629047 is 740926744.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447629047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 447628994 and 447629012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447629027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26904 + ... + 40237.

It is an arithmetic number, because the mean of its divisors is an integer number (57406410).

Almost surely, 2^447629047 is an apocalyptic number.

447629047 is a deficient number, since it is larger than the sum of its proper divisors (11622233).

447629047 is a wasteful number, since it uses less digits than its factorization.

447629047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67313.

The product of its (nonzero) digits is 338688, while the sum is 43.

The square root of 447629047 is about 21157.2457328453. The cubic root of 447629047 is about 764.9612220650.

The spelling of 447629047 in words is "four hundred forty-seven million, six hundred twenty-nine thousand, forty-seven".