449243356 has 6 divisors (see below), whose sum is σ = 786175880. Its totient is φ = 224621676.

The previous prime is 449243329. The next prime is 449243359. The reversal of 449243356 is 653342944.

It is a super-4 number, since 4×449243356⁴ (a number of 36 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449243359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56155416 + ... + 56155423.

Almost surely, 2^449243356 is an apocalyptic number.

It is an amenable number.

449243356 is a deficient number, since it is larger than the sum of its proper divisors (336932524).

449243356 is a wasteful number, since it uses less digits than its factorization.

449243356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112310843 (or 112310841 counting only the distinct ones).

The product of its digits is 311040, while the sum is 40.

The square root of 449243356 is about 21195.3616624015. The cubic root of 449243356 is about 765.8796926041.

The spelling of 449243356 in words is "four hundred forty-nine million, two hundred forty-three thousand, three hundred fifty-six".