448563786 has 16 divisors (see below), whose sum is σ = 978684768. Its totient is φ = 135928400.

The previous prime is 448563749. The next prime is 448563833. The reversal of 448563786 is 687365844.

It is a super-2 number, since 2×448563786² = 402418940221307592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3398145 + ... + 3398276.

It is an arithmetic number, because the mean of its divisors is an integer number (61167798).

Almost surely, 2^448563786 is an apocalyptic number.

448563786 is an abundant number, since it is smaller than the sum of its proper divisors (530120982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448563786 is a wasteful number, since it uses less digits than its factorization.

448563786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6796437.

The product of its digits is 3870720, while the sum is 51.

The square root of 448563786 is about 21179.3244934771. The cubic root of 448563786 is about 765.4933158856.

The spelling of 448563786 in words is "four hundred forty-eight million, five hundred sixty-three thousand, seven hundred eighty-six".