449722241 has 2 divisors, whose sum is σ = 449722242. Its totient is φ = 449722240.

The previous prime is 449722223. The next prime is 449722271. The reversal of 449722241 is 142227944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418407025 + 31315216 = 20455^2 + 5596^2 .

It is a cyclic number.

It is not a de Polignac number, because 449722241 - 2¹⁸ = 449460097 is a prime.

It is equal to p_23839145 and since 449722241 and 23839145 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (449722211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224861120 + 224861121.

It is an arithmetic number, because the mean of its divisors is an integer number (224861121).

Almost surely, 2^449722241 is an apocalyptic number.

It is an amenable number.

449722241 is a deficient number, since it is larger than the sum of its proper divisors (1).

449722241 is an equidigital number, since it uses as much as digits as its factorization.

449722241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 35.

The square root of 449722241 is about 21206.6555826231. The cubic root of 449722241 is about 766.1517337640.

The spelling of 449722241 in words is "four hundred forty-nine million, seven hundred twenty-two thousand, two hundred forty-one".