523076 has 6 divisors (see below), whose sum is σ = 915390. Its totient is φ = 261536.

The previous prime is 523049. The next prime is 523093. The reversal of 523076 is 670325.

It can be written as a sum of positive squares in only one way, i.e., 329476 + 193600 = 574^2 + 440^2 .

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

523076 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65381 + ... + 65388.

It is an arithmetic number, because the mean of its divisors is an integer number (152565).

2⁵²³⁰⁷⁶ is an apocalyptic number.

It is an amenable number.

523076 is a deficient number, since it is larger than the sum of its proper divisors (392314).

523076 is a wasteful number, since it uses less digits than its factorization.

523076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130773 (or 130771 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 523076 is about 723.2399325259. The cubic root of 523076 is about 80.5727644742.

The spelling of 523076 in words is "five hundred twenty-three thousand, seventy-six".