523652 has 24 divisors (see below), whose sum is σ = 978432. Its totient is φ = 244800.

The previous prime is 523639. The next prime is 523657. The reversal of 523652 is 256325.

It is a happy number.

It is a super-2 number, since 2×523652² = 548422834208, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523657) by changing a digit.

523652 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 in 7 ways as a sum of consecutive naturals, for example, 5033 + ... + 5135.

It is an arithmetic number, because the mean of its divisors is an integer number (40768).

2⁵²³⁶⁵² is an apocalyptic number.

It is an amenable number.

523652 is a deficient number, since it is larger than the sum of its proper divisors (454780).

523652 is a wasteful number, since it uses less digits than its factorization.

523652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 177 counting only the distinct ones).

The product of its digits is 1800, while the sum is 23.

The square root of 523652 is about 723.6380310625. The cubic root of 523652 is about 80.6023286214.

Adding to 523652 its reverse (256325), we get a palindrome (779977).

It can be divided in two parts, 5236 and 52, that multiplied together give a palindrome (272272).

The spelling of 523652 in words is "five hundred twenty-three thousand, six hundred fifty-two".