449251752 has 32 divisors (see below), whose sum is σ = 1159361280. Its totient is φ = 144919680.

The previous prime is 449251711. The next prime is 449251757. The reversal of 449251752 is 257152944.

It is a self number, because there is not a number n which added to its sum of digits gives 449251752.

It is not an unprimeable number, because it can be changed into a prime (449251757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301173 + ... + 302660.

It is an arithmetic number, because the mean of its divisors is an integer number (36230040).

Almost surely, 2^449251752 is an apocalyptic number.

It is an amenable number.

449251752 is an abundant number, since it is smaller than the sum of its proper divisors (710109528).

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

449251752 is a wasteful number, since it uses less digits than its factorization.

449251752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603873 (or 603869 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 449251752 is about 21195.5597236780. The cubic root of 449251752 is about 765.8844638012.

The spelling of 449251752 in words is "four hundred forty-nine million, two hundred fifty-one thousand, seven hundred fifty-two".