4020231232 has 28 divisors (see below), whose sum is σ = 7983256576. Its totient is φ = 2008702080.

The previous prime is 4020231199. The next prime is 4020231239. The reversal of 4020231232 is 2321320204.

It is not an unprimeable number, because it can be changed into a prime (4020231239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72793 + ... + 115495.

Almost surely, 2^4020231232 is an apocalyptic number.

It is an amenable number.

4020231232 is a deficient number, since it is larger than the sum of its proper divisors (3963025344).

4020231232 is a wasteful number, since it uses less digits than its factorization.

4020231232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44186 (or 44176 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 4020231232 is about 63405.2934067811. The cubic root of 4020231232 is about 1590.0728091865.

Adding to 4020231232 its reverse (2321320204), we get a palindrome (6341551436).

The spelling of 4020231232 in words is "four billion, twenty million, two hundred thirty-one thousand, two hundred thirty-two".