447345842 has 16 divisors (see below), whose sum is σ = 708282240. Its totient is φ = 211316688.

The previous prime is 447345817. The next prime is 447345853. The reversal of 447345842 is 248543744.

It is a self number, because there is not a number n which added to its sum of digits gives 447345842.

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, 2093 + ... + 29984.

It is an arithmetic number, because the mean of its divisors is an integer number (44267640).

Almost surely, 2^447345842 is an apocalyptic number.

447345842 is a deficient number, since it is larger than the sum of its proper divisors (260936398).

447345842 is a wasteful number, since it uses less digits than its factorization.

447345842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32465.

The product of its digits is 430080, while the sum is 41.

The square root of 447345842 is about 21150.5518131324. The cubic root of 447345842 is about 764.7998633474.

The spelling of 447345842 in words is "four hundred forty-seven million, three hundred forty-five thousand, eight hundred forty-two".