535854 has 32 divisors (see below), whose sum is σ = 1223424. Its totient is φ = 154880.

The previous prime is 535849. The next prime is 535859. The reversal of 535854 is 458535.

It is an interprime number because it is at equal distance from previous prime (535849) and next prime (535859).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1342 + ... + 1694.

It is an arithmetic number, because the mean of its divisors is an integer number (38232).

2⁵³⁵⁸⁵⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 535854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (611712).

535854 is an abundant number, since it is smaller than the sum of its proper divisors (687570).

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

535854 is a wasteful number, since it uses less digits than its factorization.

535854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392.

The product of its digits is 12000, while the sum is 30.

The square root of 535854 is about 732.0204915165. The cubic root of 535854 is about 81.2235858911.

Subtracting from 535854 its sum of digits (30), we obtain a square (535824 = 732²).

The spelling of 535854 in words is "five hundred thirty-five thousand, eight hundred fifty-four".