32525521 has 8 divisors (see below), whose sum is σ = 37226304. Its totient is φ = 27838320.

The previous prime is 32525497. The next prime is 32525527. The reversal of 32525521 is 12552523.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32525521 - 2⁷ = 32525393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32525527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2406 + ... + 8416.

It is an arithmetic number, because the mean of its divisors is an integer number (4653288).

Almost surely, 2^32525521 is an apocalyptic number.

It is an amenable number.

32525521 is a deficient number, since it is larger than the sum of its proper divisors (4700783).

32525521 is an equidigital number, since it uses as much as digits as its factorization.

32525521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6791.

The product of its digits is 3000, while the sum is 25.

The square root of 32525521 is about 5703.1150260187. The cubic root of 32525521 is about 319.2087253401.

The spelling of 32525521 in words is "thirty-two million, five hundred twenty-five thousand, five hundred twenty-one".