624380243 has 2 divisors, whose sum is σ = 624380244. Its totient is φ = 624380242.

The previous prime is 624380171. The next prime is 624380279. The reversal of 624380243 is 342083426.

624380243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 624380243 - 2¹⁶ = 624314707 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (624380293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312190121 + 312190122.

It is an arithmetic number, because the mean of its divisors is an integer number (312190122).

Almost surely, 2^624380243 is an apocalyptic number.

624380243 is a deficient number, since it is larger than the sum of its proper divisors (1).

624380243 is an equidigital number, since it uses as much as digits as its factorization.

624380243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 624380243 is about 24987.6017856856. The cubic root of 624380243 is about 854.7052746586.

The spelling of 624380243 in words is "six hundred twenty-four million, three hundred eighty thousand, two hundred forty-three".