4779644 has 12 divisors (see below), whose sum is σ = 8413944. Its totient is φ = 2375664.

The previous prime is 4779631. The next prime is 4779661. The reversal of 4779644 is 4469774.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2762 + ... + 4145.

It is an arithmetic number, because the mean of its divisors is an integer number (701162).

Almost surely, 2^4779644 is an apocalyptic number.

It is an amenable number.

4779644 is a deficient number, since it is larger than the sum of its proper divisors (3634300).

4779644 is a wasteful number, since it uses less digits than its factorization.

4779644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7084 (or 7082 counting only the distinct ones).

The product of its digits is 169344, while the sum is 41.

The square root of 4779644 is about 2186.2396940866. The cubic root of 4779644 is about 168.4477380208.

The spelling of 4779644 in words is "four million, seven hundred seventy-nine thousand, six hundred forty-four".