509622 has 16 divisors (see below), whose sum is σ = 1027632. Its totient is φ = 168480.

The previous prime is 509603. The next prime is 509623. The reversal of 509622 is 226905.

It is a junction number, because it is equal to n+sod(n) for n = 509592 and 509601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672 + ... + 1212.

It is an arithmetic number, because the mean of its divisors is an integer number (64227).

2⁵⁰⁹⁶²² is an apocalyptic number.

509622 is an abundant number, since it is smaller than the sum of its proper divisors (518010).

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

509622 is a wasteful number, since it uses less digits than its factorization.

509622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 509622 is about 713.8781408616. The cubic root of 509622 is about 79.8759535888.

The spelling of 509622 in words is "five hundred nine thousand, six hundred twenty-two".