449567312 has 20 divisors (see below), whose sum is σ = 922274676. Its totient is φ = 211560960.

The previous prime is 449567311. The next prime is 449567333. The reversal of 449567312 is 213765944.

It can be written as a sum of positive squares in 2 ways, for example, as 155650576 + 293916736 = 12476^2 + 17144^2 .

It is a super-2 number, since 2×449567312² = 404221536037810688, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 449567312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449567311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826139 + ... + 826682.

Almost surely, 2^449567312 is an apocalyptic number.

It is an amenable number.

449567312 is an abundant number, since it is smaller than the sum of its proper divisors (472707364).

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

449567312 is a wasteful number, since it uses less digits than its factorization.

449567312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652846 (or 1652840 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The square root of 449567312 is about 21203.0024289014. The cubic root of 449567312 is about 766.0637440789.

The spelling of 449567312 in words is "four hundred forty-nine million, five hundred sixty-seven thousand, three hundred twelve".