4378355 has 8 divisors (see below), whose sum is σ = 5313600. Its totient is φ = 3462976.

The previous prime is 4378351. The next prime is 4378373. The reversal of 4378355 is 5538734.

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

It is a cyclic number.

It is not a de Polignac number, because 4378355 - 2² = 4378351 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4378351) 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, 4475 + ... + 5364.

It is an arithmetic number, because the mean of its divisors is an integer number (664200).

Almost surely, 2^4378355 is an apocalyptic number.

4378355 is a deficient number, since it is larger than the sum of its proper divisors (935245).

4378355 is an equidigital number, since it uses as much as digits as its factorization.

4378355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9933.

The product of its digits is 50400, while the sum is 35.

The square root of 4378355 is about 2092.4519110364. The cubic root of 4378355 is about 163.5951121700.

The spelling of 4378355 in words is "four million, three hundred seventy-eight thousand, three hundred fifty-five".