273271648 has 72 divisors (see below), whose sum is σ = 608177808. Its totient is φ = 120641664.

The previous prime is 273271589. The next prime is 273271679. The reversal of 273271648 is 846172372.

Its product of digits (112896) is a multiple of the sum of its prime factors (98).

It is a self number, because there is not a number n which added to its sum of digits gives 273271648.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11881365 + ... + 11881387.

It is an arithmetic number, because the mean of its divisors is an integer number (8446914).

Almost surely, 2^273271648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273271648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304088904).

273271648 is an abundant number, since it is smaller than the sum of its proper divisors (334906160).

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

273271648 is an frugal number, since it uses more digits than its factorization.

273271648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 38 counting only the distinct ones).

The product of its digits is 112896, while the sum is 40.

The square root of 273271648 is about 16530.9300403819. The cubic root of 273271648 is about 648.9305079190.

The spelling of 273271648 in words is "two hundred seventy-three million, two hundred seventy-one thousand, six hundred forty-eight".