449429484 has 48 divisors (see below), whose sum is σ = 1199520000. Its totient is φ = 128296896.

The previous prime is 449429471. The next prime is 449429489. The reversal of 449429484 is 484924944.

It is a happy number.

It is a super-2 number, since 2×449429484² = 403973722177012512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (449429489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175042 + ... + 177590.

It is an arithmetic number, because the mean of its divisors is an integer number (24990000).

Almost surely, 2^449429484 is an apocalyptic number.

It is an amenable number.

449429484 is an abundant number, since it is smaller than the sum of its proper divisors (750090516).

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

449429484 is a wasteful number, since it uses less digits than its factorization.

449429484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4662 (or 4660 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 48.

The square root of 449429484 is about 21199.7519796813. The cubic root of 449429484 is about 765.9854496665.

The spelling of 449429484 in words is "four hundred forty-nine million, four hundred twenty-nine thousand, four hundred eighty-four".