249824226 has 32 divisors (see below), whose sum is σ = 517828608. Its totient is φ = 80266320.

The previous prime is 249824167. The next prime is 249824227. The reversal of 249824226 is 622428942.

It is not an unprimeable number, because it can be changed into a prime (249824227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46365 + ... + 51471.

It is an arithmetic number, because the mean of its divisors is an integer number (16182144).

Almost surely, 2^249824226 is an apocalyptic number.

249824226 is an abundant number, since it is smaller than the sum of its proper divisors (268004382).

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

249824226 is a wasteful number, since it uses less digits than its factorization.

249824226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5406.

The product of its digits is 110592, while the sum is 39.

The square root of 249824226 is about 15805.8288615308. The cubic root of 249824226 is about 629.8128494236.

The spelling of 249824226 in words is "two hundred forty-nine million, eight hundred twenty-four thousand, two hundred twenty-six".