447007742 has 16 divisors (see below), whose sum is σ = 677248512. Its totient is φ = 221266080.

The previous prime is 447007739. The next prime is 447007753. The reversal of 447007742 is 247700744.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135788 + ... + 139040.

It is an arithmetic number, because the mean of its divisors is an integer number (42328032).

Almost surely, 2^447007742 is an apocalyptic number.

447007742 is a deficient number, since it is larger than the sum of its proper divisors (230240770).

447007742 is a wasteful number, since it uses less digits than its factorization.

447007742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923.

The product of its (nonzero) digits is 43904, while the sum is 35.

The square root of 447007742 is about 21142.5576030905. The cubic root of 447007742 is about 764.6071384795.

The spelling of 447007742 in words is "four hundred forty-seven million, seven thousand, seven hundred forty-two".