530406 has 24 divisors (see below), whose sum is σ = 1166880. Its totient is φ = 174096.

The previous prime is 530401. The next prime is 530429. The reversal of 530406 is 604035.

It is a happy number.

530406 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 (18).

It is a nialpdrome in base 9 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530401) by changing a digit.

530406 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 11 ways as a sum of consecutive naturals, for example, 1236 + ... + 1608.

It is an arithmetic number, because the mean of its divisors is an integer number (48620).

2⁵³⁰⁴⁰⁶ is an apocalyptic number.

530406 is an abundant number, since it is smaller than the sum of its proper divisors (636474).

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

530406 is a wasteful number, since it uses less digits than its factorization.

530406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 530406 is about 728.2897774924. The cubic root of 530406 is about 80.9473823793.

The spelling of 530406 in words is "five hundred thirty thousand, four hundred six".