448428413 has 4 divisors (see below), whose sum is σ = 450133728. Its totient is φ = 446723100.

The previous prime is 448428371. The next prime is 448428437. The reversal of 448428413 is 314824844.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 448428413 - 2¹⁶ = 448362877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448428313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 852263 + ... + 852788.

It is an arithmetic number, because the mean of its divisors is an integer number (112533432).

Almost surely, 2^448428413 is an apocalyptic number.

It is an amenable number.

448428413 is a deficient number, since it is larger than the sum of its proper divisors (1705315).

448428413 is a wasteful number, since it uses less digits than its factorization.

448428413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705314.

The product of its digits is 98304, while the sum is 38.

The square root of 448428413 is about 21176.1283760748. The cubic root of 448428413 is about 765.4163015298.

The spelling of 448428413 in words is "four hundred forty-eight million, four hundred twenty-eight thousand, four hundred thirteen".