552750 has 64 divisors (see below), whose sum is σ = 1527552. Its totient is φ = 132000.

The previous prime is 552749. The next prime is 552751. The reversal of 552750 is 57255.

552750 = T₁₃₆ + T₁₃₇ + ... + T₁₇₉.

It is an interprime number because it is at equal distance from previous prime (552749) and next prime (552751).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 552750.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8217 + ... + 8283.

It is an arithmetic number, because the mean of its divisors is an integer number (23868).

2⁵⁵²⁷⁵⁰ is an apocalyptic number.

552750 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 552750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (763776).

552750 is an abundant number, since it is smaller than the sum of its proper divisors (974802).

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

552750 is a wasteful number, since it uses less digits than its factorization.

552750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 1750, while the sum is 24.

The square root of 552750 is about 743.4715865452. The cubic root of 552750 is about 82.0684536460.

The spelling of 552750 in words is "five hundred fifty-two thousand, seven hundred fifty".