448059769 has 4 divisors (see below), whose sum is σ = 474416244. Its totient is φ = 421703296.

The previous prime is 448059749. The next prime is 448059791. The reversal of 448059769 is 967950844.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 213510544 + 234549225 = 14612^2 + 15315^2 .

It is a cyclic number.

It is not a de Polignac number, because 448059769 - 2⁵ = 448059737 is a prime.

It is a super-2 number, since 2×448059769² = 401515113192666722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (448059719) 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 3 ways as a sum of consecutive naturals, for example, 13178212 + ... + 13178245.

It is an arithmetic number, because the mean of its divisors is an integer number (118604061).

Almost surely, 2^448059769 is an apocalyptic number.

It is an amenable number.

448059769 is a deficient number, since it is larger than the sum of its proper divisors (26356475).

448059769 is a wasteful number, since it uses less digits than its factorization.

448059769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26356474.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 448059769 is about 21167.4223513398. The cubic root of 448059769 is about 765.2064995672.

The spelling of 448059769 in words is "four hundred forty-eight million, fifty-nine thousand, seven hundred sixty-nine".