536404 has 24 divisors (see below), whose sum is σ = 1044288. Its totient is φ = 239040.

The previous prime is 536399. The next prime is 536407. The reversal of 536404 is 404635.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3129 + ... + 3295.

It is an arithmetic number, because the mean of its divisors is an integer number (43512).

2⁵³⁶⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

536404 is a deficient number, since it is larger than the sum of its proper divisors (507884).

536404 is a wasteful number, since it uses less digits than its factorization.

536404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 536404 is about 732.3960677120. The cubic root of 536404 is about 81.2513656575.

Subtracting from 536404 its reverse (404635), we obtain a square (131769 = 363²).

The spelling of 536404 in words is "five hundred thirty-six thousand, four hundred four".