3440081232 has 160 divisors (see below), whose sum is σ = 11454028800. Its totient is φ = 968153472.

The previous prime is 3440081231. The next prime is 3440081251. The reversal of 3440081232 is 2321800443.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3440081196 and 3440081205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3440081231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194119 + ... + 211097.

It is an arithmetic number, because the mean of its divisors is an integer number (71587680).

Almost surely, 2^3440081232 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 3440081232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5727014400).

3440081232 is an abundant number, since it is smaller than the sum of its proper divisors (8013947568).

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

3440081232 is a wasteful number, since it uses less digits than its factorization.

3440081232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17070 (or 17058 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 3440081232 is about 58652.2056874249. The cubic root of 3440081232 is about 1509.5803450571.

Adding to 3440081232 its reverse (2321800443), we get a palindrome (5761881675).

The spelling of 3440081232 in words is "three billion, four hundred forty million, eighty-one thousand, two hundred thirty-two".