535405 has 8 divisors (see below), whose sum is σ = 691992. Its totient is φ = 395328.

The previous prime is 535399. The next prime is 535481. The reversal of 535405 is 504535.

It is a happy number.

535405 is nontrivially palindromic in base 15.

535405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19881 + 515524 = 141^2 + 718^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 535405 - 2¹⁹ = 11117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4054 + ... + 4183.

It is an arithmetic number, because the mean of its divisors is an integer number (86499).

2⁵³⁵⁴⁰⁵ is an apocalyptic number.

It is an amenable number.

535405 is a deficient number, since it is larger than the sum of its proper divisors (156587).

535405 is a wasteful number, since it uses less digits than its factorization.

535405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8255.

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 535405 is about 731.7137418417. The cubic root of 535405 is about 81.2008934034.

The spelling of 535405 in words is "five hundred thirty-five thousand, four hundred five".