4569638 has 8 divisors (see below), whose sum is σ = 6868632. Its totient is φ = 2280096.

The previous prime is 4569619. The next prime is 4569641. The reversal of 4569638 is 8369654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 4569595 and 4569604.

It is a congruent number.

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, 995 + ... + 3182.

It is an arithmetic number, because the mean of its divisors is an integer number (858579).

Almost surely, 2^4569638 is an apocalyptic number.

4569638 is a deficient number, since it is larger than the sum of its proper divisors (2298994).

4569638 is a wasteful number, since it uses less digits than its factorization.

4569638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4726.

The product of its digits is 155520, while the sum is 41.

The square root of 4569638 is about 2137.6711627376. The cubic root of 4569638 is about 165.9436349981.

The spelling of 4569638 in words is "four million, five hundred sixty-nine thousand, six hundred thirty-eight".