534438 has 20 divisors (see below), whose sum is σ = 1197900. Its totient is φ = 178092.

The previous prime is 534431. The next prime is 534439. The reversal of 534438 is 834435.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a nialpdrome in base 14 and base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 534438.

It is not an unprimeable number, because it can be changed into a prime (534431) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1488 + ... + 1811.

It is an arithmetic number, because the mean of its divisors is an integer number (59895).

2⁵³⁴⁴³⁸ is an apocalyptic number.

534438 is an abundant number, since it is smaller than the sum of its proper divisors (663462).

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

534438 is a wasteful number, since it uses less digits than its factorization.

534438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313 (or 3304 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 534438 is about 731.0526656815. The cubic root of 534438 is about 81.1519780440.

It can be divided in two parts, 5 and 34438, that added together give a palindrome (34443).

The spelling of 534438 in words is "five hundred thirty-four thousand, four hundred thirty-eight".