4728866 has 4 divisors (see below), whose sum is σ = 7093302. Its totient is φ = 2364432.

The previous prime is 4728799. The next prime is 4728883. The reversal of 4728866 is 6688274.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4713241 + 15625 = 2171^2 + 125^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1182215 + ... + 1182218.

Almost surely, 2^4728866 is an apocalyptic number.

4728866 is a deficient number, since it is larger than the sum of its proper divisors (2364436).

4728866 is a wasteful number, since it uses less digits than its factorization.

4728866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364435.

The product of its digits is 129024, while the sum is 41.

The square root of 4728866 is about 2174.5955945876. The cubic root of 4728866 is about 167.8490944599.

The spelling of 4728866 in words is "four million, seven hundred twenty-eight thousand, eight hundred sixty-six".