32284907928 has 384 divisors, whose sum is σ = 110545344000. Its totient is φ = 8458055424.

The previous prime is 32284907891. The next prime is 32284907929. The reversal of 32284907928 is 82970948223.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32284907929) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 72877675 + ... + 72878117.

It is an arithmetic number, because the mean of its divisors is an integer number (287878500).

Almost surely, 2^32284907928 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 32284907928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55272672000).

32284907928 is an abundant number, since it is smaller than the sum of its proper divisors (78260436072).

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

32284907928 is a wasteful number, since it uses less digits than its factorization.

32284907928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716 (or 695 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 32284907928 in words is "thirty-two billion, two hundred eighty-four million, nine hundred seven thousand, nine hundred twenty-eight".