32840412 has 96 divisors (see below), whose sum is σ = 90478080. Its totient is φ = 9166080.

The previous prime is 32840371. The next prime is 32840419. The reversal of 32840412 is 21404823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32840419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87858 + ... + 88230.

It is an arithmetic number, because the mean of its divisors is an integer number (942480).

Almost surely, 2^32840412 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 32840412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45239040).

32840412 is an abundant number, since it is smaller than the sum of its proper divisors (57637668).

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

32840412 is a wasteful number, since it uses less digits than its factorization.

32840412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 32840412 is about 5730.6554598929. The cubic root of 32840412 is about 320.2355427271.

The spelling of 32840412 in words is "thirty-two million, eight hundred forty thousand, four hundred twelve".