449246915 has 32 divisors (see below), whose sum is σ = 596090880. Its totient is φ = 322959744.

The previous prime is 449246911. The next prime is 449246923. The reversal of 449246915 is 519642944.

It is a cyclic number.

It is not a de Polignac number, because 449246915 - 2² = 449246911 is a prime.

It is not an unprimeable number, because it can be changed into a prime (449246911) 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 31 ways as a sum of consecutive naturals, for example, 937646 + ... + 938124.

It is an arithmetic number, because the mean of its divisors is an integer number (18627840).

Almost surely, 2^449246915 is an apocalyptic number.

449246915 is a deficient number, since it is larger than the sum of its proper divisors (146843965).

449246915 is a wasteful number, since it uses less digits than its factorization.

449246915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851.

The product of its digits is 311040, while the sum is 44.

The square root of 449246915 is about 21195.4456192834. The cubic root of 449246915 is about 765.8817150852.

The spelling of 449246915 in words is "four hundred forty-nine million, two hundred forty-six thousand, nine hundred fifteen".