4140431232 has 128 divisors (see below), whose sum is σ = 12806760960. Its totient is φ = 1160620032.

The previous prime is 4140431177. The next prime is 4140431237. The reversal of 4140431232 is 2321340414.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140431237) 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, 127933 + ... + 156995.

It is an arithmetic number, because the mean of its divisors is an integer number (100052820).

Almost surely, 2^4140431232 is an apocalyptic number.

4140431232 is a gapful number since it is divisible by the number (42) 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 4140431232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6403380480).

4140431232 is an abundant number, since it is smaller than the sum of its proper divisors (8666329728).

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

4140431232 is a wasteful number, since it uses less digits than its factorization.

4140431232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29140 (or 29128 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4140431232 is about 64346.1827306018. The cubic root of 4140431232 is about 1605.7645231454.

Adding to 4140431232 its reverse (2321340414), we get a palindrome (6461771646).

The spelling of 4140431232 in words is "four billion, one hundred forty million, four hundred thirty-one thousand, two hundred thirty-two".