449556481 has 8 divisors (see below), whose sum is σ = 490598784. Its totient is φ = 408543120.

The previous prime is 449556467. The next prime is 449556539. The reversal of 449556481 is 184655944.

It is a happy number.

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 449556481 - 2⁹ = 449555969 is a prime.

It is a super-2 number, since 2×449556481² = 404202059218206722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449556281) 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, 37080 + ... + 47686.

It is an arithmetic number, because the mean of its divisors is an integer number (61324848).

Almost surely, 2^449556481 is an apocalyptic number.

It is an amenable number.

449556481 is a deficient number, since it is larger than the sum of its proper divisors (41042303).

449556481 is a wasteful number, since it uses less digits than its factorization.

449556481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14471.

The product of its digits is 691200, while the sum is 46.

The square root of 449556481 is about 21202.7470154223. The cubic root of 449556481 is about 766.0575920131.

The spelling of 449556481 in words is "four hundred forty-nine million, five hundred fifty-six thousand, four hundred eighty-one".