449323801 has 4 divisors (see below), whose sum is σ = 453686272. Its totient is φ = 444961332.

The previous prime is 449323793. The next prime is 449323811. The reversal of 449323801 is 108323944.

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 449323801 - 2³ = 449323793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449323811) 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, 2181081 + ... + 2181286.

It is an arithmetic number, because the mean of its divisors is an integer number (113421568).

Almost surely, 2^449323801 is an apocalyptic number.

It is an amenable number.

449323801 is a deficient number, since it is larger than the sum of its proper divisors (4362471).

449323801 is a wasteful number, since it uses less digits than its factorization.

449323801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362470.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 449323801 is about 21197.2592803881. The cubic root of 449323801 is about 765.9254046618.

The spelling of 449323801 in words is "four hundred forty-nine million, three hundred twenty-three thousand, eight hundred one".