536438 has 8 divisors (see below), whose sum is σ = 919632. Its totient is φ = 229896.

The previous prime is 536423. The next prime is 536441. The reversal of 536438 is 834635.

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

It is a self number, because there is not a number n which added to its sum of digits gives 536438.

It is a congruent number.

It is an unprimeable number.

536438 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19145 + ... + 19172.

It is an arithmetic number, because the mean of its divisors is an integer number (114954).

2⁵³⁶⁴³⁸ is an apocalyptic number.

536438 is a deficient number, since it is larger than the sum of its proper divisors (383194).

536438 is a wasteful number, since it uses less digits than its factorization.

536438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38326.

The product of its digits is 8640, while the sum is 29.

The square root of 536438 is about 732.4192788287. The cubic root of 536438 is about 81.2530823288.

The spelling of 536438 in words is "five hundred thirty-six thousand, four hundred thirty-eight".