223340289 has 8 divisors (see below), whose sum is σ = 299570880. Its totient is φ = 148001616.

The previous prime is 223340267. The next prime is 223340297. The reversal of 223340289 is 982043322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 223340289 - 2¹³ = 223332097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (223340239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222394 + ... + 223395.

It is an arithmetic number, because the mean of its divisors is an integer number (37446360).

Almost surely, 2^223340289 is an apocalyptic number.

It is an amenable number.

223340289 is a deficient number, since it is larger than the sum of its proper divisors (76230591).

223340289 is a wasteful number, since it uses less digits than its factorization.

223340289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445959.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 223340289 is about 14944.5738982415. The cubic root of 223340289 is about 606.7209964560.

The spelling of 223340289 in words is "two hundred twenty-three million, three hundred forty thousand, two hundred eighty-nine".