4528550 has 24 divisors (see below), whose sum is σ = 9072336. Its totient is φ = 1671840.

The previous prime is 4528549. The next prime is 4528567. The reversal of 4528550 is 558254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2834 + ... + 4133.

It is an arithmetic number, because the mean of its divisors is an integer number (378014).

Almost surely, 2^4528550 is an apocalyptic number.

4528550 is an abundant number, since it is smaller than the sum of its proper divisors (4543786).

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

4528550 is a wasteful number, since it uses less digits than its factorization.

4528550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6992 (or 6987 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 4528550 is about 2128.0390034020. The cubic root of 4528550 is about 165.4447748857. Note that the first 3 decimals are identical.

The spelling of 4528550 in words is "four million, five hundred twenty-eight thousand, five hundred fifty".