449822144 has 28 divisors (see below), whose sum is σ = 897797544. Its totient is φ = 223605504.

The previous prime is 449822141. The next prime is 449822147. The reversal of 449822144 is 441228944.

It is an interprime number because it is at equal distance from previous prime (449822141) and next prime (449822147).

It is a super-2 number, since 2×449822144² = 404679922465513472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 449822098 and 449822107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449822141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9242 + ... + 31385.

It is an arithmetic number, because the mean of its divisors is an integer number (32064198).

Almost surely, 2^449822144 is an apocalyptic number.

It is an amenable number.

449822144 is a deficient number, since it is larger than the sum of its proper divisors (447975400).

449822144 is a wasteful number, since it uses less digits than its factorization.

449822144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40812 (or 40802 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 449822144 is about 21209.0109151747. The cubic root of 449822144 is about 766.2084615119.

The spelling of 449822144 in words is "four hundred forty-nine million, eight hundred twenty-two thousand, one hundred forty-four".