447325879 has 64 divisors (see below), whose sum is σ = 644861952. Its totient is φ = 298598400.

The previous prime is 447325859. The next prime is 447325889. The reversal of 447325879 is 978523744.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 447325879 - 2⁷ = 447325751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447325829) 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 63 ways as a sum of consecutive naturals, for example, 1650514 + ... + 1650784.

It is an arithmetic number, because the mean of its divisors is an integer number (10075968).

Almost surely, 2^447325879 is an apocalyptic number.

447325879 is a deficient number, since it is larger than the sum of its proper divisors (197536073).

447325879 is a wasteful number, since it uses less digits than its factorization.

447325879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416.

The product of its digits is 1693440, while the sum is 49.

The square root of 447325879 is about 21150.0798816458. The cubic root of 447325879 is about 764.7884866709.

The spelling of 447325879 in words is "four hundred forty-seven million, three hundred twenty-five thousand, eight hundred seventy-nine".