4778676 has 120 divisors (see below), whose sum is σ = 14907200. Its totient is φ = 1333584.

The previous prime is 4778663. The next prime is 4778693. The reversal of 4778676 is 6768774.

4778676 = T₆₄ + T₆₅ + ... + T₃₀₆.

It is a nialpdrome in base 7 and base 9.

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 39 ways as a sum of consecutive naturals, for example, 111111 + ... + 111153.

Almost surely, 2^4778676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4778676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7453600).

4778676 is an abundant number, since it is smaller than the sum of its proper divisors (10128524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4778676 is a wasteful number, since it uses less digits than its factorization.

4778676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80 (or 55 counting only the distinct ones).

The product of its digits is 395136, while the sum is 45.

The square root of 4778676 is about 2186.0182981851. The cubic root of 4778676 is about 168.4363655965.

The spelling of 4778676 in words is "four million, seven hundred seventy-eight thousand, six hundred seventy-six".