535420 has 24 divisors (see below), whose sum is σ = 1184400. Its totient is φ = 202752.

The previous prime is 535399. The next prime is 535481. The reversal of 535420 is 24535.

It is a happy number.

535420 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 (19).

It is a congruent number.

It is an unprimeable number.

535420 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 7 ways as a sum of consecutive naturals, for example, 325 + ... + 1084.

It is an arithmetic number, because the mean of its divisors is an integer number (49350).

2⁵³⁵⁴²⁰ is an apocalyptic number.

It is an amenable number.

535420 is an abundant number, since it is smaller than the sum of its proper divisors (648980).

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

535420 is a wasteful number, since it uses less digits than its factorization.

535420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437 (or 1435 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 535420 is about 731.7239916799. The cubic root of 535420 is about 81.2016517091.

Adding to 535420 its reverse (24535), we get a palindrome (559955).

The spelling of 535420 in words is "five hundred thirty-five thousand, four hundred twenty".