4785278 has 8 divisors (see below), whose sum is σ = 7218120. Its totient is φ = 2379240.

The previous prime is 4785271. The next prime is 4785281. The reversal of 4785278 is 8725874.

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 Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4785271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6248 + ... + 6971.

It is an arithmetic number, because the mean of its divisors is an integer number (902265).

Almost surely, 2^4785278 is an apocalyptic number.

4785278 is a deficient number, since it is larger than the sum of its proper divisors (2432842).

4785278 is a wasteful number, since it uses less digits than its factorization.

4785278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13402.

The product of its digits is 125440, while the sum is 41.

The square root of 4785278 is about 2187.5278283944. The cubic root of 4785278 is about 168.5138978930.

The spelling of 4785278 in words is "four million, seven hundred eighty-five thousand, two hundred seventy-eight".