449221326 has 16 divisors (see below), whose sum is σ = 937505664. Its totient is φ = 143229944.

The previous prime is 449221307. The next prime is 449221327. The reversal of 449221326 is 623122944.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449221327) 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, 1627476 + ... + 1627751.

It is an arithmetic number, because the mean of its divisors is an integer number (58594104).

Almost surely, 2^449221326 is an apocalyptic number.

449221326 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

449221326 is an abundant number, since it is smaller than the sum of its proper divisors (488284338).

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

449221326 is a wasteful number, since it uses less digits than its factorization.

449221326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255255.

The product of its digits is 20736, while the sum is 33.

The square root of 449221326 is about 21194.8419668560. The cubic root of 449221326 is about 765.8671733275.

The spelling of 449221326 in words is "four hundred forty-nine million, two hundred twenty-one thousand, three hundred twenty-six".