32300140 has 48 divisors (see below), whose sum is σ = 71285760. Its totient is φ = 12277440.

The previous prime is 32300137. The next prime is 32300141. The reversal of 32300140 is 4100323.

It is a self number, because there is not a number n which added to its sum of digits gives 32300140.

It is not an unprimeable number, because it can be changed into a prime (32300141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36139 + ... + 37021.

It is an arithmetic number, because the mean of its divisors is an integer number (1485120).

Almost surely, 2^32300140 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 32300140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35642880).

32300140 is an abundant number, since it is smaller than the sum of its proper divisors (38985620).

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

32300140 is a wasteful number, since it uses less digits than its factorization.

32300140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982 (or 980 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 32300140 is about 5683.3212121083. The cubic root of 32300140 is about 318.4697118261.

Adding to 32300140 its reverse (4100323), we get a palindrome (36400463).

The spelling of 32300140 in words is "thirty-two million, three hundred thousand, one hundred forty".