424294243 has 2 divisors, whose sum is σ = 424294244. Its totient is φ = 424294242.

The previous prime is 424294231. The next prime is 424294267. The reversal of 424294243 is 342492424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424294243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424294199 and 424294208.

It is not a weakly prime, because it can be changed into another prime (424294943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212147121 + 212147122.

It is an arithmetic number, because the mean of its divisors is an integer number (212147122).

Almost surely, 2^424294243 is an apocalyptic number.

424294243 is a deficient number, since it is larger than the sum of its proper divisors (1).

424294243 is an equidigital number, since it uses as much as digits as its factorization.

424294243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 34.

The square root of 424294243 is about 20598.4038944769. The cubic root of 424294243 is about 751.4308938026.

The spelling of 424294243 in words is "four hundred twenty-four million, two hundred ninety-four thousand, two hundred forty-three".