243226924 has 12 divisors (see below), whose sum is σ = 436029048. Its totient is φ = 118647200.

The previous prime is 243226891. The next prime is 243226957. The reversal of 243226924 is 429622342.

It is an interprime number because it is at equal distance from previous prime (243226891) and next prime (243226957).

It is a self number, because there is not a number n which added to its sum of digits gives 243226924.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 741382 + ... + 741709.

It is an arithmetic number, because the mean of its divisors is an integer number (36335754).

Almost surely, 2^243226924 is an apocalyptic number.

It is an amenable number.

243226924 is a deficient number, since it is larger than the sum of its proper divisors (192802124).

243226924 is a wasteful number, since it uses less digits than its factorization.

243226924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483136 (or 1483134 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 243226924 is about 15595.7341603401. The cubic root of 243226924 is about 624.2193337824.

The spelling of 243226924 in words is "two hundred forty-three million, two hundred twenty-six thousand, nine hundred twenty-four".