32251152 has 80 divisors (see below), whose sum is σ = 87994368. Its totient is φ = 10158720.

The previous prime is 32251117. The next prime is 32251157. The reversal of 32251152 is 25115223.

It is not an unprimeable number, because it can be changed into a prime (32251157) 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 15 ways as a sum of consecutive naturals, for example, 144513 + ... + 144735.

Almost surely, 2^32251152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32251152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43997184).

32251152 is an abundant number, since it is smaller than the sum of its proper divisors (55743216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32251152 is a wasteful number, since it uses less digits than its factorization.

32251152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388 (or 382 counting only the distinct ones).

The product of its digits is 600, while the sum is 21.

The square root of 32251152 is about 5679.0097728389. The cubic root of 32251152 is about 318.3086280240.

Adding to 32251152 its reverse (25115223), we get a palindrome (57366375).

The spelling of 32251152 in words is "thirty-two million, two hundred fifty-one thousand, one hundred fifty-two".