32542320 has 40 divisors (see below), whose sum is σ = 100881936. Its totient is φ = 8677888.

The previous prime is 32542261. The next prime is 32542327. The reversal of 32542320 is 2324523.

It is a tau number, because it is divible by the number of its divisors (40).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32542327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67557 + ... + 68036.

Almost surely, 2^32542320 is an apocalyptic number.

32542320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32542320 is an abundant number, since it is smaller than the sum of its proper divisors (68339616).

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

32542320 is a wasteful number, since it uses less digits than its factorization.

32542320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135609 (or 135603 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 32542320 is about 5704.5876275152. The cubic root of 32542320 is about 319.2636715718.

Adding to 32542320 its reverse (2324523), we get a palindrome (34866843).

The spelling of 32542320 in words is "thirty-two million, five hundred forty-two thousand, three hundred twenty".