10271340 has 96 divisors (see below), whose sum is σ = 33384960. Its totient is φ = 2616768.

The previous prime is 10271329. The next prime is 10271341. The reversal of 10271340 is 4317201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10271341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12007 + ... + 12833.

It is an arithmetic number, because the mean of its divisors is an integer number (347760).

Almost surely, 2^10271340 is an apocalyptic number.

10271340 is a gapful number since it is divisible by the number (10) 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 10271340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16692480).

10271340 is an abundant number, since it is smaller than the sum of its proper divisors (23113620).

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

10271340 is a wasteful number, since it uses less digits than its factorization.

10271340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868 (or 860 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 10271340 is about 3204.8931339438. The cubic root of 10271340 is about 217.3747197667.

Adding to 10271340 its reverse (4317201), we get a palindrome (14588541).

The spelling of 10271340 in words is "ten million, two hundred seventy-one thousand, three hundred forty".