4435642 has 16 divisors (see below), whose sum is σ = 6990912. Its totient is φ = 2106720.

The previous prime is 4435631. The next prime is 4435643. The reversal of 4435642 is 2465344.

It is a d-powerful number, because it can be written as 4⁵ + 4⁷ + 3¹¹ + 5³ + 6⁶ + 4¹¹ + 2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4435642.

It is not an unprimeable number, because it can be changed into a prime (4435643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9478 + ... + 9934.

It is an arithmetic number, because the mean of its divisors is an integer number (436932).

Almost surely, 2^4435642 is an apocalyptic number.

4435642 is a deficient number, since it is larger than the sum of its proper divisors (2555270).

4435642 is a wasteful number, since it uses less digits than its factorization.

4435642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693.

The product of its digits is 11520, while the sum is 28.

The square root of 4435642 is about 2106.0963890573. The cubic root of 4435642 is about 164.3055230773.

The spelling of 4435642 in words is "four million, four hundred thirty-five thousand, six hundred forty-two".