4040232 has 32 divisors (see below), whose sum is σ = 11544000. Its totient is φ = 1154304.

The previous prime is 4040227. The next prime is 4040233. The reversal of 4040232 is 2320404.

It is a happy number.

4040232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4040232² = 32646949227648, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4040233) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11857 + ... + 12192.

It is an arithmetic number, because the mean of its divisors is an integer number (360750).

Almost surely, 2^4040232 is an apocalyptic number.

4040232 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4040232 is an abundant number, since it is smaller than the sum of its proper divisors (7503768).

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

4040232 is a wasteful number, since it uses less digits than its factorization.

4040232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24065 (or 24061 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 4040232 is about 2010.0328355527. The cubic root of 4040232 is about 159.2705334620.

Adding to 4040232 its reverse (2320404), we get a palindrome (6360636).

The spelling of 4040232 in words is "four million, forty thousand, two hundred thirty-two".