523622 has 8 divisors (see below), whose sum is σ = 856872. Its totient is φ = 238000.

The previous prime is 523603. The next prime is 523631. The reversal of 523622 is 226325.

It is a happy number.

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

It is a d-powerful number, because it can be written as 5⁸ + 2² + 6³ + 3¹⁰ + 2¹³ + 2¹⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 523594 and 523603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11879 + ... + 11922.

It is an arithmetic number, because the mean of its divisors is an integer number (107109).

2⁵²³⁶²² is an apocalyptic number.

523622 is a deficient number, since it is larger than the sum of its proper divisors (333250).

523622 is a wasteful number, since it uses less digits than its factorization.

523622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23814.

The product of its digits is 720, while the sum is 20.

The square root of 523622 is about 723.6173021701. The cubic root of 523622 is about 80.6007893574.

Adding to 523622 its reverse (226325), we get a palindrome (749947).

The spelling of 523622 in words is "five hundred twenty-three thousand, six hundred twenty-two".