3233987520 has 224 divisors, whose sum is σ = 11028980736. Its totient is φ = 799948800.

The previous prime is 3233987509. The next prime is 3233987521. The reversal of 3233987520 is 257893323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3233987521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1157325 + ... + 1160115.

Almost surely, 2^3233987520 is an apocalyptic number.

3233987520 is a gapful number since it is divisible by the number (30) 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 3233987520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5514490368).

3233987520 is an abundant number, since it is smaller than the sum of its proper divisors (7794993216).

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

3233987520 is a wasteful number, since it uses less digits than its factorization.

3233987520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899 (or 2889 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 3233987520 is about 56868.1591050739. The cubic root of 3233987520 is about 1478.8113660553.

The spelling of 3233987520 in words is "three billion, two hundred thirty-three million, nine hundred eighty-seven thousand, five hundred twenty".