32252551 has 4 divisors (see below), whose sum is σ = 32344272. Its totient is φ = 32160832.

The previous prime is 32252503. The next prime is 32252579. The reversal of 32252551 is 15525223.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32252551 - 2¹¹ = 32250503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32252501) 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, 45331 + ... + 46036.

It is an arithmetic number, because the mean of its divisors is an integer number (8086068).

Almost surely, 2^32252551 is an apocalyptic number.

32252551 is a deficient number, since it is larger than the sum of its proper divisors (91721).

32252551 is an equidigital number, since it uses as much as digits as its factorization.

32252551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91720.

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

The square root of 32252551 is about 5679.1329443851. The cubic root of 32252551 is about 318.3132305194.

Adding to 32252551 its reverse (15525223), we get a palindrome (47777774).

It can be divided in two parts, 3225 and 2551, that added together give a square (5776 = 76²).

The spelling of 32252551 in words is "thirty-two million, two hundred fifty-two thousand, five hundred fifty-one".