4722656 has 12 divisors (see below), whose sum is σ = 9297792. Its totient is φ = 2361312.

The previous prime is 4722631. The next prime is 4722661. The reversal of 4722656 is 6562274.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 147583 = 4722656 / (4 + 7 + 2 + 2 + 6 + 5 + 6).

It is a d-powerful number, because it can be written as 4¹⁰ + 7³ + 2¹³ + 2¹⁵ + 6² + 5⁹ + 6⁸ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73760 + ... + 73823.

It is an arithmetic number, because the mean of its divisors is an integer number (774816).

Almost surely, 2^4722656 is an apocalyptic number.

It is an amenable number.

4722656 is a deficient number, since it is larger than the sum of its proper divisors (4575136).

4722656 is a wasteful number, since it uses less digits than its factorization.

4722656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147593 (or 147585 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 4722656 is about 2173.1672738195. The cubic root of 4722656 is about 167.7755885015.

The spelling of 4722656 in words is "four million, seven hundred twenty-two thousand, six hundred fifty-six".