271993344 has 160 divisors (see below), whose sum is σ = 849695616. Its totient is φ = 75694080.

The previous prime is 271993343. The next prime is 271993427. The reversal of 271993344 is 443399172.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 271993296 and 271993305.

It is not an unprimeable number, because it can be changed into a prime (271993343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440524 + ... + 441140.

Almost surely, 2^271993344 is an apocalyptic number.

271993344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 271993344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (424847808).

271993344 is an abundant number, since it is smaller than the sum of its proper divisors (577702272).

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

271993344 is an equidigital number, since it uses as much as digits as its factorization.

271993344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 670 counting only the distinct ones).

The product of its digits is 163296, while the sum is 42.

The square root of 271993344 is about 16492.2207115961. The cubic root of 271993344 is about 647.9170751986.

The spelling of 271993344 in words is "two hundred seventy-one million, nine hundred ninety-three thousand, three hundred forty-four".