449085633 has 4 divisors (see below), whose sum is σ = 598780848. Its totient is φ = 299390420.

The previous prime is 449085629. The next prime is 449085641. The reversal of 449085633 is 336580944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 449085633 - 2² = 449085629 is a prime.

It is not an unprimeable number, because it can be changed into a prime (449085643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74847603 + ... + 74847608.

It is an arithmetic number, because the mean of its divisors is an integer number (149695212).

Almost surely, 2^449085633 is an apocalyptic number.

It is an amenable number.

449085633 is a deficient number, since it is larger than the sum of its proper divisors (149695215).

449085633 is a wasteful number, since it uses less digits than its factorization.

449085633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149695214.

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 449085633 is about 21191.6406396485. The cubic root of 449085633 is about 765.7900522636.

The spelling of 449085633 in words is "four hundred forty-nine million, eighty-five thousand, six hundred thirty-three".