449193841 has 4 divisors (see below), whose sum is σ = 468724032. Its totient is φ = 429663652.

The previous prime is 449193809. The next prime is 449193853. The reversal of 449193841 is 148391944.

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 449193841 - 2⁵ = 449193809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449193341) 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, 9765061 + ... + 9765106.

It is an arithmetic number, because the mean of its divisors is an integer number (117181008).

Almost surely, 2^449193841 is an apocalyptic number.

It is an amenable number.

449193841 is a deficient number, since it is larger than the sum of its proper divisors (19530191).

449193841 is a wasteful number, since it uses less digits than its factorization.

449193841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19530190.

The product of its digits is 124416, while the sum is 43.

The square root of 449193841 is about 21194.1935680507. The cubic root of 449193841 is about 765.8515534928.

The spelling of 449193841 in words is "four hundred forty-nine million, one hundred ninety-three thousand, eight hundred forty-one".