447442374 has 8 divisors (see below), whose sum is σ = 894884760. Its totient is φ = 149147456.

The previous prime is 447442361. The next prime is 447442379. The reversal of 447442374 is 473244744.

It is a sphenic number, since it is the product of 3 distinct primes.

447442374 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447442379) 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 3 ways as a sum of consecutive naturals, for example, 37286859 + ... + 37286870.

It is an arithmetic number, because the mean of its divisors is an integer number (111860595).

Almost surely, 2^447442374 is an apocalyptic number.

447442374 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

447442374 is a wasteful number, since it uses less digits than its factorization.

447442374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74573734.

The product of its digits is 301056, while the sum is 39.

The square root of 447442374 is about 21152.8337108767. The cubic root of 447442374 is about 764.8548710125.

The spelling of 447442374 in words is "four hundred forty-seven million, four hundred forty-two thousand, three hundred seventy-four".