4528222 has 8 divisors (see below), whose sum is σ = 7191936. Its totient is φ = 2130912.

The previous prime is 4528219. The next prime is 4528229. The reversal of 4528222 is 2228254.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4528229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66558 + ... + 66625.

It is an arithmetic number, because the mean of its divisors is an integer number (898992).

Almost surely, 2^4528222 is an apocalyptic number.

4528222 is a deficient number, since it is larger than the sum of its proper divisors (2663714).

4528222 is a wasteful number, since it uses less digits than its factorization.

4528222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133202.

The product of its digits is 2560, while the sum is 25.

The square root of 4528222 is about 2127.9619357498. The cubic root of 4528222 is about 165.4407804359.

Subtracting from 4528222 its reverse (2228254), we obtain a cube (2299968 = 132³).

The spelling of 4528222 in words is "four million, five hundred twenty-eight thousand, two hundred twenty-two".