655892223 has 16 divisors (see below), whose sum is σ = 1001104896. Its totient is φ = 374176800.

The previous prime is 655892221. The next prime is 655892227. The reversal of 655892223 is 322298556.

It is not a de Polignac number, because 655892223 - 2¹ = 655892221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655892221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12603 + ... + 38348.

It is an arithmetic number, because the mean of its divisors is an integer number (62569056).

Almost surely, 2^655892223 is an apocalyptic number.

655892223 is a deficient number, since it is larger than the sum of its proper divisors (345212673).

655892223 is a wasteful number, since it uses less digits than its factorization.

655892223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51574.

The product of its digits is 259200, while the sum is 42.

The square root of 655892223 is about 25610.3928708640. The cubic root of 655892223 is about 868.8487096714.

The spelling of 655892223 in words is "six hundred fifty-five million, eight hundred ninety-two thousand, two hundred twenty-three".