654882223 has 4 divisors (see below), whose sum is σ = 676007488. Its totient is φ = 633756960.

The previous prime is 654882191. The next prime is 654882229. The reversal of 654882223 is 322288456.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 654882223 - 2⁵ = 654882191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654882229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10562586 + ... + 10562647.

It is an arithmetic number, because the mean of its divisors is an integer number (169001872).

Almost surely, 2^654882223 is an apocalyptic number.

654882223 is a deficient number, since it is larger than the sum of its proper divisors (21125265).

654882223 is a wasteful number, since it uses less digits than its factorization.

654882223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21125264.

The product of its digits is 184320, while the sum is 40.

The square root of 654882223 is about 25590.6667165981. Note that the first 3 decimals coincide. The cubic root of 654882223 is about 868.4025042391.

The spelling of 654882223 in words is "six hundred fifty-four million, eight hundred eighty-two thousand, two hundred twenty-three".