3232128 has 64 divisors (see below), whose sum is σ = 9057600. Its totient is φ = 1018368.

The previous prime is 3232093. The next prime is 3232129. The reversal of 3232128 is 8212323.

It is a tau number, because it is divible by the number of its divisors (64).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3232129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7075 + ... + 7517.

It is an arithmetic number, because the mean of its divisors is an integer number (141525).

Almost surely, 2^3232128 is an apocalyptic number.

3232128 is a gapful number since it is divisible by the number (38) 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 3232128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4528800).

3232128 is an abundant number, since it is smaller than the sum of its proper divisors (5825472).

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

3232128 is a wasteful number, since it uses less digits than its factorization.

3232128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 467 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 3232128 is about 1797.8120035198. The cubic root of 3232128 is about 147.8527876347.

The spelling of 3232128 in words is "three million, two hundred thirty-two thousand, one hundred twenty-eight".