655022422 has 4 divisors (see below), whose sum is σ = 982533636. Its totient is φ = 327511210.

The previous prime is 655022419. The next prime is 655022443. The reversal of 655022422 is 224220556.

655022422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163755604 + ... + 163755607.

It is an arithmetic number, because the mean of its divisors is an integer number (245633409).

Almost surely, 2^655022422 is an apocalyptic number.

655022422 is a deficient number, since it is larger than the sum of its proper divisors (327511214).

655022422 is a wasteful number, since it uses less digits than its factorization.

655022422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327511213.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 655022422 is about 25593.4058304087. The cubic root of 655022422 is about 868.4644698218.

Adding to 655022422 its reverse (224220556), we get a palindrome (879242978).

The spelling of 655022422 in words is "six hundred fifty-five million, twenty-two thousand, four hundred twenty-two".