523396 has 24 divisors (see below), whose sum is σ = 997920. Its totient is φ = 239232.

The previous prime is 523387. The next prime is 523403. The reversal of 523396 is 693325.

Its product of digits (4860) is a multiple of the sum of its prime factors (243).

It is an unprimeable 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 7 ways as a sum of consecutive naturals, for example, 2835 + ... + 3013.

It is an arithmetic number, because the mean of its divisors is an integer number (41580).

2⁵²³³⁹⁶ is an apocalyptic number.

It is an amenable number.

523396 is a deficient number, since it is larger than the sum of its proper divisors (474524).

523396 is a wasteful number, since it uses less digits than its factorization.

523396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 241 counting only the distinct ones).

The product of its digits is 4860, while the sum is 28.

The square root of 523396 is about 723.4611254242. The cubic root of 523396 is about 80.5891916783.

It can be divided in two parts, 5233 and 96, that added together give a square (5329 = 73²).

The spelling of 523396 in words is "five hundred twenty-three thousand, three hundred ninety-six".