4564378 has 32 divisors (see below), whose sum is σ = 8709120. Its totient is φ = 1745280.

The previous prime is 4564369. The next prime is 4564387. The reversal of 4564378 is 8734654.

It is an interprime number because it is at equal distance from previous prime (4564369) and next prime (4564387).

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 15 ways as a sum of consecutive naturals, for example, 5238 + ... + 6046.

It is an arithmetic number, because the mean of its divisors is an integer number (272160).

Almost surely, 2^4564378 is an apocalyptic number.

4564378 is a deficient number, since it is larger than the sum of its proper divisors (4144742).

4564378 is a wasteful number, since it uses less digits than its factorization.

4564378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862.

The product of its digits is 80640, while the sum is 37.

The square root of 4564378 is about 2136.4404976502. The cubic root of 4564378 is about 165.8799393148.

The spelling of 4564378 in words is "four million, five hundred sixty-four thousand, three hundred seventy-eight".