4977647 has 8 divisors (see below), whose sum is σ = 5289600. Its totient is φ = 4675104.

The previous prime is 4977611. The next prime is 4977649. The reversal of 4977647 is 7467794.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4977647 - 2¹⁰ = 4976623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4977598 and 4977607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4977649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1247 + ... + 3392.

It is an arithmetic number, because the mean of its divisors is an integer number (661200).

Almost surely, 2^4977647 is an apocalyptic number.

4977647 is a deficient number, since it is larger than the sum of its proper divisors (311953).

4977647 is a wasteful number, since it uses less digits than its factorization.

4977647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705.

The product of its digits is 296352, while the sum is 44.

The square root of 4977647 is about 2231.0640958968. The cubic root of 4977647 is about 170.7423933725.

The spelling of 4977647 in words is "four million, nine hundred seventy-seven thousand, six hundred forty-seven".