447734616 has 64 divisors (see below), whose sum is σ = 1291956480. Its totient is φ = 126652800.

The previous prime is 447734611. The next prime is 447734621. The reversal of 447734616 is 616437744.

It is an interprime number because it is at equal distance from previous prime (447734611) and next prime (447734621).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447734611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3775 + ... + 30161.

It is an arithmetic number, because the mean of its divisors is an integer number (20186820).

Almost surely, 2^447734616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447734616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (645978240).

447734616 is an abundant number, since it is smaller than the sum of its proper divisors (844221864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

447734616 is a wasteful number, since it uses less digits than its factorization.

447734616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26504 (or 26500 counting only the distinct ones).

The product of its digits is 338688, while the sum is 42.

The square root of 447734616 is about 21159.7404520944. The cubic root of 447734616 is about 765.0213535840.

It can be divided in two parts, 4477 and 34616, that added together give a palindrome (39093).

The spelling of 447734616 in words is "four hundred forty-seven million, seven hundred thirty-four thousand, six hundred sixteen".