448691028 has 24 divisors (see below), whose sum is σ = 1059561888. Its totient is φ = 147761376.

The previous prime is 448691017. The next prime is 448691053. The reversal of 448691028 is 820196844.

It is a congruent number.

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, 224251 + ... + 226242.

It is an arithmetic number, because the mean of its divisors is an integer number (44148412).

Almost surely, 2^448691028 is an apocalyptic number.

It is an amenable number.

448691028 is an abundant number, since it is smaller than the sum of its proper divisors (610870860).

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

448691028 is a wasteful number, since it uses less digits than its factorization.

448691028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450583 (or 450581 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 448691028 is about 21182.3282006488. The cubic root of 448691028 is about 765.5656903505.

The spelling of 448691028 in words is "four hundred forty-eight million, six hundred ninety-one thousand, twenty-eight".