223296886849 has 3 divisors (see below), whose sum is σ = 223297359393. Its totient is φ = 223296414306.

The previous prime is 223296886843. The next prime is 223296886903. The reversal of 223296886849 is 948688692322.

The square root of 223296886849 is 472543.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 223296886849 - 2¹³ = 223296878657 is a prime.

It is a super-2 number, since 2×223296886849² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223296886843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 236272 + ... + 708814.

It is an arithmetic number, because the mean of its divisors is an integer number (74432453131).

Almost surely, 2^223296886849 is an apocalyptic number.

223296886849 is the 472543-rd square number.

223296886849 is the 236272-nd centered octagonal number.

It is an amenable number.

223296886849 is a deficient number, since it is larger than the sum of its proper divisors (472544).

223296886849 is an frugal number, since it uses more digits than its factorization.

223296886849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945086 (or 472543 counting only the distinct ones).

The product of its digits is 143327232, while the sum is 67.

The spelling of 223296886849 in words is "two hundred twenty-three billion, two hundred ninety-six million, eight hundred eighty-six thousand, eight hundred forty-nine".