552450 has 48 divisors (see below), whose sum is σ = 1428480. Its totient is φ = 141120.

The previous prime is 552403. The next prime is 552469. The reversal of 552450 is 54255.

It is an unprimeable number.

552450 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4287 + ... + 4413.

It is an arithmetic number, because the mean of its divisors is an integer number (29760).

2⁵⁵²⁴⁵⁰ is an apocalyptic number.

552450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 552450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (714240).

552450 is an abundant number, since it is smaller than the sum of its proper divisors (876030).

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

552450 is a wasteful number, since it uses less digits than its factorization.

552450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 552450 is about 743.2698029652. The cubic root of 552450 is about 82.0536036586.

The spelling of 552450 in words is "five hundred fifty-two thousand, four hundred fifty".