553350 has 96 divisors (see below), whose sum is σ = 1714176. Its totient is φ = 115200.

The previous prime is 553309. The next prime is 553351. The reversal of 553350 is 53355.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553351) by changing a digit.

553350 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17835 + ... + 17865.

It is an arithmetic number, because the mean of its divisors is an integer number (17856).

2⁵⁵³³⁵⁰ is an apocalyptic number.

553350 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 553350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (857088).

553350 is an abundant number, since it is smaller than the sum of its proper divisors (1160826).

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

553350 is a wasteful number, since it uses less digits than its factorization.

553350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 1125, while the sum is 21.

The square root of 553350 is about 743.8749894976. The cubic root of 553350 is about 82.0981375092.

It can be divided in two parts, 553 and 350, that added together give a triangular number (903 = T₄₂).

The spelling of 553350 in words is "five hundred fifty-three thousand, three hundred fifty".