449533319 has 2 divisors, whose sum is σ = 449533320. Its totient is φ = 449533318.

The previous prime is 449533297. The next prime is 449533373. The reversal of 449533319 is 913335944.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449533319 is a prime.

It is a super-2 number, since 2×449533319² = 404160409782311522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449533519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224766659 + 224766660.

It is an arithmetic number, because the mean of its divisors is an integer number (224766660).

Almost surely, 2^449533319 is an apocalyptic number.

449533319 is a deficient number, since it is larger than the sum of its proper divisors (1).

449533319 is an equidigital number, since it uses as much as digits as its factorization.

449533319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 41.

The square root of 449533319 is about 21202.2008055768. The cubic root of 449533319 is about 766.0444355419.

The spelling of 449533319 in words is "four hundred forty-nine million, five hundred thirty-three thousand, three hundred nineteen".