32321052 has 72 divisors (see below), whose sum is σ = 88544400. Its totient is φ = 10194336.

The previous prime is 32321041. The next prime is 32321059. The reversal of 32321052 is 25012323.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32321059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38574 + ... + 39402.

Almost surely, 2^32321052 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 32321052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44272200).

32321052 is an abundant number, since it is smaller than the sum of its proper divisors (56223348).

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

32321052 is a wasteful number, since it uses less digits than its factorization.

32321052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 853 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 32321052 is about 5685.1606837450. The cubic root of 32321052 is about 318.5384256859.

Adding to 32321052 its reverse (25012323), we get a palindrome (57333375).

The spelling of 32321052 in words is "thirty-two million, three hundred twenty-one thousand, fifty-two".