4331402240 has 88 divisors (see below), whose sum is σ = 11335008672. Its totient is φ = 1575034880.

The previous prime is 4331402191. The next prime is 4331402261. The reversal of 4331402240 is 422041334.

It is a tau number, because it is divible by the number of its divisors (88).

It is a super-2 number, since 2×4331402240² = 37522090729354035200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17867 + ... + 94773.

Almost surely, 2^4331402240 is an apocalyptic number.

4331402240 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 4331402240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5667504336).

4331402240 is an abundant number, since it is smaller than the sum of its proper divisors (7003606432).

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

4331402240 is a wasteful number, since it uses less digits than its factorization.

4331402240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76943 (or 76925 counting only the distinct ones).

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

The square root of 4331402240 is about 65813.3895191548. The cubic root of 4331402240 is about 1630.0822019342.

Adding to 4331402240 its reverse (422041334), we get a palindrome (4753443574).

The spelling of 4331402240 in words is "four billion, three hundred thirty-one million, four hundred two thousand, two hundred forty".