449073361 has 4 divisors (see below), whose sum is σ = 489898224. Its totient is φ = 408248500.

The previous prime is 449073353. The next prime is 449073407. The reversal of 449073361 is 163370944.

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 not a de Polignac number, because 449073361 - 2³ = 449073353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 449073361.

It is not an unprimeable number, because it can be changed into a prime (449073461) 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, 20412415 + ... + 20412436.

It is an arithmetic number, because the mean of its divisors is an integer number (122474556).

Almost surely, 2^449073361 is an apocalyptic number.

It is an amenable number.

449073361 is a deficient number, since it is larger than the sum of its proper divisors (40824863).

449073361 is a wasteful number, since it uses less digits than its factorization.

449073361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40824862.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 449073361 is about 21191.3510895365. The cubic root of 449073361 is about 765.7830767111.

The spelling of 449073361 in words is "four hundred forty-nine million, seventy-three thousand, three hundred sixty-one".