530166 has 32 divisors (see below), whose sum is σ = 1306368. Its totient is φ = 139680.

The previous prime is 530143. The next prime is 530177. The reversal of 530166 is 661035.

530166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

530166 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 15 ways as a sum of consecutive naturals, for example, 61 + ... + 1031.

It is an arithmetic number, because the mean of its divisors is an integer number (40824).

2⁵³⁰¹⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 530166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653184).

530166 is an abundant number, since it is smaller than the sum of its proper divisors (776202).

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

530166 is a wasteful number, since it uses less digits than its factorization.

530166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 530166 is about 728.1249892704. The cubic root of 530166 is about 80.9351714172.

It can be divided in two parts, 53016 and 6, that multiplied together give a square (318096 = 564²).

The spelling of 530166 in words is "five hundred thirty thousand, one hundred sixty-six".