449509527 has 32 divisors (see below), whose sum is σ = 685440000. Its totient is φ = 290969280.

The previous prime is 449509513. The next prime is 449509531. The reversal of 449509527 is 725905944.

It is not a de Polignac number, because 449509527 - 2¹¹ = 449507479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449509727) 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 in 31 ways as a sum of consecutive naturals, for example, 263724 + ... + 265422.

It is an arithmetic number, because the mean of its divisors is an integer number (21420000).

Almost surely, 2^449509527 is an apocalyptic number.

449509527 is a deficient number, since it is larger than the sum of its proper divisors (235930473).

449509527 is a wasteful number, since it uses less digits than its factorization.

449509527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988 (or 1982 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 449509527 is about 21201.6397243232. The cubic root of 449509527 is about 766.0309207478.

The spelling of 449509527 in words is "four hundred forty-nine million, five hundred nine thousand, five hundred twenty-seven".