449854567 has 2 divisors, whose sum is σ = 449854568. Its totient is φ = 449854566.

The previous prime is 449854553. The next prime is 449854577. The reversal of 449854567 is 765458944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449854567 - 2¹⁹ = 449330279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449854577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224927283 + 224927284.

It is an arithmetic number, because the mean of its divisors is an integer number (224927284).

Almost surely, 2^449854567 is an apocalyptic number.

449854567 is a deficient number, since it is larger than the sum of its proper divisors (1).

449854567 is an equidigital number, since it uses as much as digits as its factorization.

449854567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4838400, while the sum is 52.

The square root of 449854567 is about 21209.7752699080. The cubic root of 449854567 is about 766.2268704026.

The spelling of 449854567 in words is "four hundred forty-nine million, eight hundred fifty-four thousand, five hundred sixty-seven".