32532020 has 48 divisors (see below), whose sum is σ = 71221248. Its totient is φ = 12468480.

The previous prime is 32532013. The next prime is 32532023. The reversal of 32532020 is 2023523.

It is a self number, because there is not a number n which added to its sum of digits gives 32532020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32532023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84749 + ... + 85131.

It is an arithmetic number, because the mean of its divisors is an integer number (1483776).

Almost surely, 2^32532020 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 32532020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35610624).

32532020 is an abundant number, since it is smaller than the sum of its proper divisors (38689228).

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

32532020 is a wasteful number, since it uses less digits than its factorization.

32532020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 558 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 32532020 is about 5703.6847738984. The cubic root of 32532020 is about 319.2299845368.

Adding to 32532020 its reverse (2023523), we get a palindrome (34555543).

The spelling of 32532020 in words is "thirty-two million, five hundred thirty-two thousand, twenty".