32530656 has 96 divisors (see below), whose sum is σ = 93477888. Its totient is φ = 9861120.

The previous prime is 32530643. The next prime is 32530681. The reversal of 32530656 is 65603523.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50271 + ... + 50913.

It is an arithmetic number, because the mean of its divisors is an integer number (973728).

Almost surely, 2^32530656 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 32530656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46738944).

32530656 is an abundant number, since it is smaller than the sum of its proper divisors (60947232).

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

32530656 is a wasteful number, since it uses less digits than its factorization.

32530656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 32530656 is about 5703.5652008196. The cubic root of 32530656 is about 319.2255229245.

The spelling of 32530656 in words is "thirty-two million, five hundred thirty thousand, six hundred fifty-six".