32285340 has 72 divisors (see below), whose sum is σ = 99157968. Its totient is φ = 8501760.

The previous prime is 32285339. The next prime is 32285347. The reversal of 32285340 is 4358223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32285347) 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 23 ways as a sum of consecutive naturals, for example, 13860 + ... + 16020.

It is an arithmetic number, because the mean of its divisors is an integer number (1377194).

Almost surely, 2^32285340 is an apocalyptic number.

32285340 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 32285340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49578984).

32285340 is an abundant number, since it is smaller than the sum of its proper divisors (66872628).

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

32285340 is a wasteful number, since it uses less digits than its factorization.

32285340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259 (or 2254 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 32285340 is about 5682.0190073600. The cubic root of 32285340 is about 318.4210632051.

The spelling of 32285340 in words is "thirty-two million, two hundred eighty-five thousand, three hundred forty".