32032020 has 48 divisors (see below), whose sum is σ = 90316800. Its totient is φ = 8482176.

The previous prime is 32031991. The next prime is 32032061. The reversal of 32032020 is 2023023.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 32031987 and 32032005.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 7149 + ... + 10731.

It is an arithmetic number, because the mean of its divisors is an integer number (1881600).

Almost surely, 2^32032020 is an apocalyptic number.

32032020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32032020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45158400).

32032020 is an abundant number, since it is smaller than the sum of its proper divisors (58284780).

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

32032020 is a wasteful number, since it uses less digits than its factorization.

32032020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3744 (or 3742 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 32032020 is about 5659.6837367471. The cubic root of 32032020 is about 317.5860679721.

Adding to 32032020 its reverse (2023023), we get a palindrome (34055043).

The spelling of 32032020 in words is "thirty-two million, thirty-two thousand, twenty".