655022 has 4 divisors (see below), whose sum is σ = 982536. Its totient is φ = 327510.

The previous prime is 655021. The next prime is 655033. The reversal of 655022 is 220556.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 654985 and 655003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163754 + ... + 163757.

It is an arithmetic number, because the mean of its divisors is an integer number (245634).

2⁶⁵⁵⁰²² is an apocalyptic number.

655022 is a deficient number, since it is larger than the sum of its proper divisors (327514).

655022 is a wasteful number, since it uses less digits than its factorization.

655022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327513.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 655022 is about 809.3342943432. The cubic root of 655022 is about 86.8464283318.

Adding to 655022 its reverse (220556), we get a palindrome (875578).

The spelling of 655022 in words is "six hundred fifty-five thousand, twenty-two".