448175140 has 24 divisors (see below), whose sum is σ = 1075620672. Its totient is φ = 153660000.

The previous prime is 448175107. The next prime is 448175177. The reversal of 448175140 is 41571844.

It is a happy number.

It is a super-2 number, since 2×448175140² = 401721912228039200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 448175096 and 448175105.

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, 1600486 + ... + 1600765.

It is an arithmetic number, because the mean of its divisors is an integer number (44817528).

Almost surely, 2^448175140 is an apocalyptic number.

It is an amenable number.

448175140 is an abundant number, since it is smaller than the sum of its proper divisors (627445532).

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

448175140 is a wasteful number, since it uses less digits than its factorization.

448175140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201267 (or 3201265 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 448175140 is about 21170.1473778526. The cubic root of 448175140 is about 765.2721716560.

The spelling of 448175140 in words is "four hundred forty-eight million, one hundred seventy-five thousand, one hundred forty".