4551552 has 80 divisors (see below), whose sum is σ = 13576200. Its totient is φ = 1513728.

The previous prime is 4551523. The next prime is 4551559. The reversal of 4551552 is 2551554.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4551559) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10149 + ... + 10587.

Almost surely, 2^4551552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4551552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6788100).

4551552 is an abundant number, since it is smaller than the sum of its proper divisors (9024648).

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

4551552 is an equidigital number, since it uses as much as digits as its factorization.

4551552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 444 counting only the distinct ones).

The product of its digits is 5000, while the sum is 27.

The square root of 4551552 is about 2133.4366641642. The cubic root of 4551552 is about 165.7244181563.

It can be divided in two parts, 4551 and 552, that multiplied together give a palindrome (2512152).

The spelling of 4551552 in words is "four million, five hundred fifty-one thousand, five hundred fifty-two".