249833223 has 24 divisors (see below), whose sum is σ = 381180800. Its totient is φ = 157242384.

The previous prime is 249833219. The next prime is 249833239. The reversal of 249833223 is 322338942.

249833223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 249833223 - 2² = 249833219 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 (249833203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50118 + ... + 54876.

Almost surely, 2^249833223 is an apocalyptic number.

249833223 is a deficient number, since it is larger than the sum of its proper divisors (131347577).

249833223 is a wasteful number, since it uses less digits than its factorization.

249833223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5091 (or 5088 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 249833223 is about 15806.1134691612. The cubic root of 249833223 is about 629.8204098836.

It can be divided in two parts, 2498 and 33223, that added together give a square (35721 = 189²).

The spelling of 249833223 in words is "two hundred forty-nine million, eight hundred thirty-three thousand, two hundred twenty-three".