449064975 has 24 divisors (see below), whose sum is σ = 752633872. Its totient is φ = 236217600.

The previous prime is 449064929. The next prime is 449065003. The reversal of 449064975 is 579460944.

It is a happy number.

It is not a de Polignac number, because 449064975 - 2¹¹ = 449062927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35536 + ... + 46485.

Almost surely, 2^449064975 is an apocalyptic number.

449064975 is a deficient number, since it is larger than the sum of its proper divisors (303568897).

449064975 is a wasteful number, since it uses less digits than its factorization.

449064975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82107 (or 82102 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 449064975 is about 21191.1532248719. The cubic root of 449064975 is about 765.7783099348.

The spelling of 449064975 in words is "four hundred forty-nine million, sixty-four thousand, nine hundred seventy-five".