249552228 has 24 divisors (see below), whose sum is σ = 583063488. Its totient is φ = 83073376.

The previous prime is 249552167. The next prime is 249552229. The reversal of 249552228 is 822255942.

249552228 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (249552229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4176 + ... + 22727.

It is an arithmetic number, because the mean of its divisors is an integer number (24294312).

Almost surely, 2^249552228 is an apocalyptic number.

It is an amenable number.

249552228 is an abundant number, since it is smaller than the sum of its proper divisors (333511260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

249552228 is a wasteful number, since it uses less digits than its factorization.

249552228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27683 (or 27681 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 249552228 is about 15797.2221608737. Note that the first 3 decimals coincide. The cubic root of 249552228 is about 629.5841952658.

The spelling of 249552228 in words is "two hundred forty-nine million, five hundred fifty-two thousand, two hundred twenty-eight".