449574023 has 2 divisors, whose sum is σ = 449574024. Its totient is φ = 449574022.

The previous prime is 449574019. The next prime is 449574071. The reversal of 449574023 is 320475944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 449574023 - 2² = 449574019 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449579023) 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 as a sum of consecutive naturals, namely, 224787011 + 224787012.

It is an arithmetic number, because the mean of its divisors is an integer number (224787012).

Almost surely, 2^449574023 is an apocalyptic number.

449574023 is a deficient number, since it is larger than the sum of its proper divisors (1).

449574023 is an equidigital number, since it uses as much as digits as its factorization.

449574023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 449574023 is about 21203.1606841999. The cubic root of 449574023 is about 766.0675559131.

The spelling of 449574023 in words is "four hundred forty-nine million, five hundred seventy-four thousand, twenty-three".