449589975 has 24 divisors (see below), whose sum is σ = 746596560. Its totient is φ = 238725120.

The previous prime is 449589961. The next prime is 449589977. The reversal of 449589975 is 579985944.

It is not a de Polignac number, because 449589975 - 2⁶ = 449589911 is a prime.

It is a super-2 number, since 2×449589975² = 404262291241001250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449589977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4087 + ... + 30263.

It is an arithmetic number, because the mean of its divisors is an integer number (31108190).

Almost surely, 2^449589975 is an apocalyptic number.

449589975 is a deficient number, since it is larger than the sum of its proper divisors (297006585).

449589975 is a wasteful number, since it uses less digits than its factorization.

449589975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26419 (or 26414 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 60.

The square root of 449589975 is about 21203.5368511954. The cubic root of 449589975 is about 766.0766164641.

The spelling of 449589975 in words is "four hundred forty-nine million, five hundred eighty-nine thousand, nine hundred seventy-five".