447768762 has 48 divisors (see below), whose sum is σ = 1049338080. Its totient is φ = 127001952.

The previous prime is 447768719. The next prime is 447768767. The reversal of 447768762 is 267867744.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (447768767) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35388 + ... + 46344.

It is an arithmetic number, because the mean of its divisors is an integer number (21861210).

Almost surely, 2^447768762 is an apocalyptic number.

447768762 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 447768762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (524669040).

447768762 is an abundant number, since it is smaller than the sum of its proper divisors (601569318).

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

447768762 is a wasteful number, since it uses less digits than its factorization.

447768762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11115 (or 11108 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 51.

The square root of 447768762 is about 21160.5472991603. The cubic root of 447768762 is about 765.0408009338.

The spelling of 447768762 in words is "four hundred forty-seven million, seven hundred sixty-eight thousand, seven hundred sixty-two".