448725618 has 24 divisors (see below), whose sum is σ = 1060624656. Its totient is φ = 135977400.

The previous prime is 448725583. The next prime is 448725619. The reversal of 448725618 is 816527844.

448725618 is a `hidden beast` number, since 4 + 4 + 8 + 7 + 25 + 618 = 666.

It is not an unprimeable number, because it can be changed into a prime (448725619) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1132948 + ... + 1133343.

It is an arithmetic number, because the mean of its divisors is an integer number (44192694).

Almost surely, 2^448725618 is an apocalyptic number.

448725618 is an abundant number, since it is smaller than the sum of its proper divisors (611899038).

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

448725618 is a wasteful number, since it uses less digits than its factorization.

448725618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266310 (or 2266307 counting only the distinct ones).

The product of its digits is 430080, while the sum is 45.

The square root of 448725618 is about 21183.1446674001. The cubic root of 448725618 is about 765.5853625638.

The spelling of 448725618 in words is "four hundred forty-eight million, seven hundred twenty-five thousand, six hundred eighteen".