449322061 has 2 divisors, whose sum is σ = 449322062. Its totient is φ = 449322060.

The previous prime is 449322037. The next prime is 449322067. The reversal of 449322061 is 160223944.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 379080900 + 70241161 = 19470^2 + 8381^2 .

It is a cyclic number.

It is not a de Polignac number, because 449322061 - 2¹³ = 449313869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449322067) 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 as a sum of consecutive naturals, namely, 224661030 + 224661031.

It is an arithmetic number, because the mean of its divisors is an integer number (224661031).

Almost surely, 2^449322061 is an apocalyptic number.

It is an amenable number.

449322061 is a deficient number, since it is larger than the sum of its proper divisors (1).

449322061 is an equidigital number, since it uses as much as digits as its factorization.

449322061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 449322061 is about 21197.2182373065. The cubic root of 449322061 is about 765.9244159822.

The spelling of 449322061 in words is "four hundred forty-nine million, three hundred twenty-two thousand, sixty-one".