448932915 has 16 divisors (see below), whose sum is σ = 798103200. Its totient is φ = 239430816.

The previous prime is 448932899. The next prime is 448932919. The reversal of 448932915 is 519239844.

It is not a de Polignac number, because 448932915 - 2⁴ = 448932899 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (448932919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1662580 + ... + 1662849.

It is an arithmetic number, because the mean of its divisors is an integer number (49881450).

Almost surely, 2^448932915 is an apocalyptic number.

448932915 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

448932915 is a deficient number, since it is larger than the sum of its proper divisors (349170285).

448932915 is a wasteful number, since it uses less digits than its factorization.

448932915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325443 (or 3325437 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 448932915 is about 21188.0370728390. The cubic root of 448932915 is about 765.7032364643.

The spelling of 448932915 in words is "four hundred forty-eight million, nine hundred thirty-two thousand, nine hundred fifteen".