223049 has 2 divisors, whose sum is σ = 223050. Its totient is φ = 223048.

The previous prime is 223037. The next prime is 223051. The reversal of 223049 is 940322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211600 + 11449 = 460^2 + 107^2 .

It is a cyclic number.

It is not a de Polignac number, because 223049 - 2⁸ = 222793 is a prime.

Together with 223051, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223049.

It is not a weakly prime, because it can be changed into another prime (223009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111524 + 111525.

It is an arithmetic number, because the mean of its divisors is an integer number (111525).

2²²³⁰⁴⁹ is an apocalyptic number.

It is an amenable number.

223049 is a deficient number, since it is larger than the sum of its proper divisors (1).

223049 is an equidigital number, since it uses as much as digits as its factorization.

223049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 223049 is about 472.2806369099. The cubic root of 223049 is about 60.6457112076.

The spelling of 223049 in words is "two hundred twenty-three thousand, forty-nine".