4728322 has 4 divisors (see below), whose sum is σ = 7092486. Its totient is φ = 2364160.

The previous prime is 4728313. The next prime is 4728343. The reversal of 4728322 is 2238274.

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., 4280761 + 447561 = 2069^2 + 669^2 .

It is an Ulam number.

It is a d-powerful number, because it can be written as 4¹¹ + 7 + 2 + 8 + 3¹² + 2⁹ + 2¹¹ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1182079 + ... + 1182082.

Almost surely, 2^4728322 is an apocalyptic number.

4728322 is a deficient number, since it is larger than the sum of its proper divisors (2364164).

4728322 is a wasteful number, since it uses less digits than its factorization.

4728322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364163.

The product of its digits is 5376, while the sum is 28.

The square root of 4728322 is about 2174.4705102622. The cubic root of 4728322 is about 167.8426578632.

It can be divided in two parts, 4728 and 322, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 4728322 in words is "four million, seven hundred twenty-eight thousand, three hundred twenty-two".