449016445 has 8 divisors (see below), whose sum is σ = 539677440. Its totient is φ = 358641360.

The previous prime is 449016443. The next prime is 449016457. The reversal of 449016445 is 544610944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 449016445 - 2¹ = 449016443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449016443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68005 + ... + 74314.

It is an arithmetic number, because the mean of its divisors is an integer number (67459680).

Almost surely, 2^449016445 is an apocalyptic number.

It is an amenable number.

449016445 is a deficient number, since it is larger than the sum of its proper divisors (90660995).

449016445 is a wasteful number, since it uses less digits than its factorization.

449016445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142955.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 449016445 is about 21190.0081406308. The cubic root of 449016445 is about 765.7507233105.

The spelling of 449016445 in words is "four hundred forty-nine million, sixteen thousand, four hundred forty-five".