4423432 has 16 divisors (see below), whose sum is σ = 8932140. Its totient is φ = 2041536.

The previous prime is 4423427. The next prime is 4423481. The reversal of 4423432 is 2343244.

It can be written as a sum of positive squares in 2 ways, for example, as 4056196 + 367236 = 2014^2 + 606^2 .

It is a nialpdrome in base 13.

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 3 ways as a sum of consecutive naturals, for example, 21163 + ... + 21370.

Almost surely, 2^4423432 is an apocalyptic number.

It is an amenable number.

4423432 is an abundant number, since it is smaller than the sum of its proper divisors (4508708).

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

4423432 is a wasteful number, since it uses less digits than its factorization.

4423432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42552 (or 42548 counting only the distinct ones).

The product of its digits is 2304, while the sum is 22.

The square root of 4423432 is about 2103.1956637460. The cubic root of 4423432 is about 164.1546231585.

Adding to 4423432 its reverse (2343244), we get a palindrome (6766676).

The spelling of 4423432 in words is "four million, four hundred twenty-three thousand, four hundred thirty-two".