32745132 has 108 divisors (see below), whose sum is σ = 101457720. Its totient is φ = 8854272.

The previous prime is 32745131. The next prime is 32745133. The reversal of 32745132 is 23154723.

It is an interprime number because it is at equal distance from previous prime (32745131) and next prime (32745133).

Its product of digits (5040) is a multiple of the sum of its prime divisors (1008).

It is a junction number, because it is equal to n+sod(n) for n = 32745096 and 32745105.

It is not an unprimeable number, because it can be changed into a prime (32745131) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33028 + ... + 34004.

Almost surely, 2^32745132 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 32745132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50728860).

32745132 is an abundant number, since it is smaller than the sum of its proper divisors (68712588).

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

32745132 is a wasteful number, since it uses less digits than its factorization.

32745132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020 (or 1008 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 32745132 is about 5722.3362361889. The cubic root of 32745132 is about 319.9255425725.

Adding to 32745132 its reverse (23154723), we get a palindrome (55899855).

The spelling of 32745132 in words is "thirty-two million, seven hundred forty-five thousand, one hundred thirty-two".