4552128 has 84 divisors (see below), whose sum is σ = 14925040. Its totient is φ = 1299456.

The previous prime is 4552123. The next prime is 4552139. The reversal of 4552128 is 8212554.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (84).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4552123) 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, 3468 + ... + 4596.

Almost surely, 2^4552128 is an apocalyptic number.

4552128 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4552128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7462520).

4552128 is an abundant number, since it is smaller than the sum of its proper divisors (10372912).

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

4552128 is a wasteful number, since it uses less digits than its factorization.

4552128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154 (or 1141 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 4552128 is about 2133.5716533550. The cubic root of 4552128 is about 165.7314086831.

The spelling of 4552128 in words is "four million, five hundred fifty-two thousand, one hundred twenty-eight".