523774 has 4 divisors (see below), whose sum is σ = 785664. Its totient is φ = 261886.

The previous prime is 523771. The next prime is 523777. The reversal of 523774 is 477325.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (523771) and next prime (523777).

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130942 + ... + 130945.

It is an arithmetic number, because the mean of its divisors is an integer number (196416).

2⁵²³⁷⁷⁴ is an apocalyptic number.

523774 is a deficient number, since it is larger than the sum of its proper divisors (261890).

523774 is a wasteful number, since it uses less digits than its factorization.

523774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261889.

The product of its digits is 5880, while the sum is 28.

The square root of 523774 is about 723.7223224414. The cubic root of 523774 is about 80.6085876895.

The spelling of 523774 in words is "five hundred twenty-three thousand, seven hundred seventy-four".