523662 has 8 divisors (see below), whose sum is σ = 1047336. Its totient is φ = 174552.

The previous prime is 523657. The next prime is 523667. The reversal of 523662 is 266325.

It is an interprime number because it is at equal distance from previous prime (523657) and next prime (523667).

It is a sphenic number, since it is the product of 3 distinct primes.

523662 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43633 + ... + 43644.

It is an arithmetic number, because the mean of its divisors is an integer number (130917).

2⁵²³⁶⁶² is an apocalyptic number.

523662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523662 is a wasteful number, since it uses less digits than its factorization.

523662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87282.

The product of its digits is 2160, while the sum is 24.

The square root of 523662 is about 723.6449405613. The cubic root of 523662 is about 80.6028416963.

Adding to 523662 its reverse (266325), we get a palindrome (789987).

The spelling of 523662 in words is "five hundred twenty-three thousand, six hundred sixty-two".