4778834 has 16 divisors (see below), whose sum is σ = 7332768. Its totient is φ = 2335392.

The previous prime is 4778833. The next prime is 4778843. The reversal of 4778834 is 4388774.

It is a junction number, because it is equal to n+sod(n) for n = 4778791 and 4778800.

It is not an unprimeable number, because it can be changed into a prime (4778831) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 29237 + ... + 29399.

It is an arithmetic number, because the mean of its divisors is an integer number (458298).

Almost surely, 2^4778834 is an apocalyptic number.

4778834 is a deficient number, since it is larger than the sum of its proper divisors (2553934).

4778834 is a wasteful number, since it uses less digits than its factorization.

4778834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409.

The product of its digits is 150528, while the sum is 41.

The square root of 4778834 is about 2186.0544366507. The cubic root of 4778834 is about 168.4382219441.

The spelling of 4778834 in words is "four million, seven hundred seventy-eight thousand, eight hundred thirty-four".