32530000 has 50 divisors (see below), whose sum is σ = 78782594. Its totient is φ = 13008000.

The previous prime is 32529997. The next prime is 32530037. The reversal of 32530000 is 3523.

It can be written as a sum of positive squares in 5 ways, for example, as 3196944 + 29333056 = 1788^2 + 5416^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8374 + ... + 11626.

Almost surely, 2^32530000 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 32530000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39391297).

32530000 is an abundant number, since it is smaller than the sum of its proper divisors (46252594).

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

32530000 is an equidigital number, since it uses as much as digits as its factorization.

32530000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281 (or 3260 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 32530000 is about 5703.5076926397. The cubic root of 32530000 is about 319.2233771193.

Adding to 32530000 its reverse (3523), we get a palindrome (32533523).

The spelling of 32530000 in words is "thirty-two million, five hundred thirty thousand".