4342231040 has 156 divisors (see below), whose sum is σ = 12124121616. Its totient is φ = 1488420864.

The previous prime is 4342231037. The next prime is 4342231067. The reversal of 4342231040 is 401322434.

It is a junction number, because it is equal to n+sod(n) for n = 4342230997 and 4342231015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1001357 + ... + 1005683.

Almost surely, 2^4342231040 is an apocalyptic number.

4342231040 is a gapful number since it is divisible by the number (40) 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 4342231040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6062060808).

4342231040 is an abundant number, since it is smaller than the sum of its proper divisors (7781890576).

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

4342231040 is an equidigital number, since it uses as much as digits as its factorization.

4342231040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4370 (or 4341 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 4342231040 is about 65895.6071373502. The cubic root of 4342231040 is about 1631.4395102074.

Adding to 4342231040 its reverse (401322434), we get a palindrome (4743553474).

The spelling of 4342231040 in words is "four billion, three hundred forty-two million, two hundred thirty-one thousand, forty".