3231432020 has 24 divisors (see below), whose sum is σ = 6837814368. Its totient is φ = 1282704800.

The previous prime is 3231432019. The next prime is 3231432059. The reversal of 3231432020 is 202341323.

3231432020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3231431983 and 3231432001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614066 + ... + 619305.

It is an arithmetic number, because the mean of its divisors is an integer number (284908932).

Almost surely, 2^3231432020 is an apocalyptic number.

It is an amenable number.

3231432020 is an abundant number, since it is smaller than the sum of its proper divisors (3606382348).

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

3231432020 is a wasteful number, since it uses less digits than its factorization.

3231432020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233511 (or 1233509 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3231432020 is about 56845.6860280532. The cubic root of 3231432020 is about 1478.4217440302.

Adding to 3231432020 its reverse (202341323), we get a palindrome (3433773343).

The spelling of 3231432020 in words is "three billion, two hundred thirty-one million, four hundred thirty-two thousand, twenty".