447708453 has 8 divisors (see below), whose sum is σ = 602421600. Its totient is φ = 295733808.

The previous prime is 447708433. The next prime is 447708487. The reversal of 447708453 is 354807744.

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

It is not a de Polignac number, because 447708453 - 2¹² = 447704357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447708433) 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, 684243 + ... + 684896.

It is an arithmetic number, because the mean of its divisors is an integer number (75302700).

Almost surely, 2^447708453 is an apocalyptic number.

It is an amenable number.

447708453 is a deficient number, since it is larger than the sum of its proper divisors (154713147).

447708453 is a wasteful number, since it uses less digits than its factorization.

447708453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369251.

The product of its (nonzero) digits is 376320, while the sum is 42.

The square root of 447708453 is about 21159.1222171431. The cubic root of 447708453 is about 765.0064521648.

The spelling of 447708453 in words is "four hundred forty-seven million, seven hundred eight thousand, four hundred fifty-three".