623752243 has 2 divisors, whose sum is σ = 623752244. Its totient is φ = 623752242.

The previous prime is 623752237. The next prime is 623752277. The reversal of 623752243 is 342257326.

623752243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (623752277) can be obtained adding 623752243 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 623752243 - 2²⁹ = 86881331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 623752199 and 623752208.

It is not a weakly prime, because it can be changed into another prime (623752043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311876121 + 311876122.

It is an arithmetic number, because the mean of its divisors is an integer number (311876122).

Almost surely, 2^623752243 is an apocalyptic number.

623752243 is a deficient number, since it is larger than the sum of its proper divisors (1).

623752243 is an equidigital number, since it uses as much as digits as its factorization.

623752243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 34.

The square root of 623752243 is about 24975.0323923714. The cubic root of 623752243 is about 854.4186250971.

The spelling of 623752243 in words is "six hundred twenty-three million, seven hundred fifty-two thousand, two hundred forty-three".