4528422 has 24 divisors (see below), whose sum is σ = 10328760. Its totient is φ = 1429920.

The previous prime is 4528421. The next prime is 4528429. The reversal of 4528422 is 2248254.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4528421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6279 + ... + 6962.

It is an arithmetic number, because the mean of its divisors is an integer number (430365).

Almost surely, 2^4528422 is an apocalyptic number.

4528422 is an abundant number, since it is smaller than the sum of its proper divisors (5800338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4528422 is a wasteful number, since it uses less digits than its factorization.

4528422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13268 (or 13265 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 4528422 is about 2128.0089285527. The cubic root of 4528422 is about 165.4432160990.

It can be divided in two parts, 4528 and 422, that added together give a triangular number (4950 = T₉₉).

The spelling of 4528422 in words is "four million, five hundred twenty-eight thousand, four hundred twenty-two".