4433428 has 6 divisors (see below), whose sum is σ = 7758506. Its totient is φ = 2216712.

The previous prime is 4433423. The next prime is 4433449. The reversal of 4433428 is 8243344.

It can be written as a sum of positive squares in only one way, i.e., 3888784 + 544644 = 1972^2 + 738^2 .

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 4433396 and 4433405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4433423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554175 + ... + 554182.

Almost surely, 2^4433428 is an apocalyptic number.

It is an amenable number.

4433428 is a deficient number, since it is larger than the sum of its proper divisors (3325078).

4433428 is a wasteful number, since it uses less digits than its factorization.

4433428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108361 (or 1108359 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 4433428 is about 2105.5707064832. The cubic root of 4433428 is about 164.2781814532.

The spelling of 4433428 in words is "four million, four hundred thirty-three thousand, four hundred twenty-eight".