32540128 has 12 divisors (see below), whose sum is σ = 64063440. Its totient is φ = 16270048.

The previous prime is 32540113. The next prime is 32540129. The reversal of 32540128 is 82104523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32540129) 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 as a sum of consecutive naturals, namely, 508408 + ... + 508471.

It is an arithmetic number, because the mean of its divisors is an integer number (5338620).

Almost surely, 2^32540128 is an apocalyptic number.

It is an amenable number.

32540128 is a deficient number, since it is larger than the sum of its proper divisors (31523312).

32540128 is a wasteful number, since it uses less digits than its factorization.

32540128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016889 (or 1016881 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 32540128 is about 5704.3954982101. The cubic root of 32540128 is about 319.2565030429.

The spelling of 32540128 in words is "thirty-two million, five hundred forty thousand, one hundred twenty-eight".