32540544 has 96 divisors (see below), whose sum is σ = 95790240. Its totient is φ = 10598400.

The previous prime is 32540509. The next prime is 32540549. The reversal of 32540544 is 44504523.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32540549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53844 + ... + 54444.

It is an arithmetic number, because the mean of its divisors is an integer number (997815).

Almost surely, 2^32540544 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 32540544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47895120).

32540544 is an abundant number, since it is smaller than the sum of its proper divisors (63249696).

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

32540544 is a wasteful number, since it uses less digits than its factorization.

32540544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 32540544 is about 5704.4319612035. The cubic root of 32540544 is about 319.2578635184.

The spelling of 32540544 in words is "thirty-two million, five hundred forty thousand, five hundred forty-four".