32052521 has 4 divisors (see below), whose sum is σ = 32064000. Its totient is φ = 32041044.

The previous prime is 32052499. The next prime is 32052539. The reversal of 32052521 is 12525023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 32052521 - 2⁶ = 32052457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32052493 and 32052502.

It is not an unprimeable number, because it can be changed into a prime (32052541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1460 + ... + 8138.

It is an arithmetic number, because the mean of its divisors is an integer number (8016000).

Almost surely, 2^32052521 is an apocalyptic number.

It is an amenable number.

32052521 is a deficient number, since it is larger than the sum of its proper divisors (11479).

32052521 is an equidigital number, since it uses as much as digits as its factorization.

32052521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11478.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 32052521 is about 5661.4945906536. The cubic root of 32052521 is about 317.6538068935.

Adding to 32052521 its reverse (12525023), we get a palindrome (44577544).

The spelling of 32052521 in words is "thirty-two million, fifty-two thousand, five hundred twenty-one".