32242251 has 16 divisors (see below), whose sum is σ = 47499264. Its totient is φ = 19350144.

The previous prime is 32242237. The next prime is 32242253. The reversal of 32242251 is 15224223.

It is not a de Polignac number, because 32242251 - 2⁵ = 32242219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32242253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12571 + ... + 14916.

It is an arithmetic number, because the mean of its divisors is an integer number (2968704).

Almost surely, 2^32242251 is an apocalyptic number.

32242251 is a deficient number, since it is larger than the sum of its proper divisors (15257013).

32242251 is a wasteful number, since it uses less digits than its factorization.

32242251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27530.

The product of its digits is 960, while the sum is 21.

The square root of 32242251 is about 5678.2260434048. The cubic root of 32242251 is about 318.2793419819.

Adding to 32242251 its reverse (15224223), we get a palindrome (47466474).

The spelling of 32242251 in words is "thirty-two million, two hundred forty-two thousand, two hundred fifty-one".