32115242 has 8 divisors (see below), whose sum is σ = 48232800. Its totient is φ = 16037644.

The previous prime is 32115233. The next prime is 32115247. The reversal of 32115242 is 24251123.

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

It is not an unprimeable number, because it can be changed into a prime (32115247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7892 + ... + 11247.

It is an arithmetic number, because the mean of its divisors is an integer number (6029100).

Almost surely, 2^32115242 is an apocalyptic number.

32115242 is a deficient number, since it is larger than the sum of its proper divisors (16117558).

32115242 is a wasteful number, since it uses less digits than its factorization.

32115242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19980.

The product of its digits is 480, while the sum is 20.

The square root of 32115242 is about 5667.0311451412. The cubic root of 32115242 is about 317.8608689519.

Adding to 32115242 its reverse (24251123), we get a palindrome (56366365).

The spelling of 32115242 in words is "thirty-two million, one hundred fifteen thousand, two hundred forty-two".