449450672 has 40 divisors (see below), whose sum is σ = 966098880. Its totient is φ = 200828480.

The previous prime is 449450657. The next prime is 449450689. The reversal of 449450672 is 276054944.

It is a super-2 number, since 2×449450672² = 404011813122503168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11258 + ... + 32025.

It is an arithmetic number, because the mean of its divisors is an integer number (24152472).

Almost surely, 2^449450672 is an apocalyptic number.

It is an amenable number.

449450672 is an abundant number, since it is smaller than the sum of its proper divisors (516648208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449450672 is a wasteful number, since it uses less digits than its factorization.

449450672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43361 (or 43355 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 449450672 is about 21200.2516966191. The cubic root of 449450672 is about 765.9974867381.

The spelling of 449450672 in words is "four hundred forty-nine million, four hundred fifty thousand, six hundred seventy-two".