449476321 has 8 divisors (see below), whose sum is σ = 513816320. Its totient is φ = 385168608.

The previous prime is 449476319. The next prime is 449476343. The reversal of 449476321 is 123674944.

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

It is a cyclic number.

It is not a de Polignac number, because 449476321 - 2¹ = 449476319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449476301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45400 + ... + 54406.

It is an arithmetic number, because the mean of its divisors is an integer number (64227040).

Almost surely, 2^449476321 is an apocalyptic number.

It is an amenable number.

449476321 is a deficient number, since it is larger than the sum of its proper divisors (64339999).

449476321 is an equidigital number, since it uses as much as digits as its factorization.

449476321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16143.

The product of its digits is 145152, while the sum is 40.

The square root of 449476321 is about 21200.8566100523. The cubic root of 449476321 is about 766.0120576332.

The spelling of 449476321 in words is "four hundred forty-nine million, four hundred seventy-six thousand, three hundred twenty-one".