447062742 has 48 divisors (see below), whose sum is σ = 1165282560. Its totient is φ = 121008816.

The previous prime is 447062713. The next prime is 447062779. The reversal of 447062742 is 247260744.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 447062697 and 447062706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90978 + ... + 95765.

It is an arithmetic number, because the mean of its divisors is an integer number (24276720).

Almost surely, 2^447062742 is an apocalyptic number.

447062742 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

447062742 is an abundant number, since it is smaller than the sum of its proper divisors (718219818).

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

447062742 is a wasteful number, since it uses less digits than its factorization.

447062742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186777 (or 186774 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The square root of 447062742 is about 21143.8582571866. The cubic root of 447062742 is about 764.6384963763.

The spelling of 447062742 in words is "four hundred forty-seven million, sixty-two thousand, seven hundred forty-two".