3230613440 has 112 divisors (see below), whose sum is σ = 7886700000. Its totient is φ = 1260060672.

The previous prime is 3230613431. The next prime is 3230613457. The reversal of 3230613440 is 443160323.

It is a happy number.

It is a super-4 number, since 4×3230613440⁴ (a number of 39 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2585936 + ... + 2587184.

Almost surely, 2^3230613440 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 3230613440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3943350000).

3230613440 is an abundant number, since it is smaller than the sum of its proper divisors (4656086560).

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

3230613440 is a wasteful number, since it uses less digits than its factorization.

With its successor (3230613441) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (1462).

3230613440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462 (or 1452 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 3230613440 is about 56838.4855533643. The cubic root of 3230613440 is about 1478.2968965253.

Adding to 3230613440 its reverse (443160323), we get a palindrome (3673773763).

The spelling of 3230613440 in words is "three billion, two hundred thirty million, six hundred thirteen thousand, four hundred forty".