624485923 has 2 divisors, whose sum is σ = 624485924. Its totient is φ = 624485922.

The previous prime is 624485893. The next prime is 624485959. The reversal of 624485923 is 329584426.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 624485923 - 2¹⁷ = 624354851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 624485923.

It is not a weakly prime, because it can be changed into another prime (624485423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312242961 + 312242962.

It is an arithmetic number, because the mean of its divisors is an integer number (312242962).

Almost surely, 2^624485923 is an apocalyptic number.

624485923 is a deficient number, since it is larger than the sum of its proper divisors (1).

624485923 is an equidigital number, since it uses as much as digits as its factorization.

624485923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 43.

The square root of 624485923 is about 24989.7163449288. The cubic root of 624485923 is about 854.7534932236.

The spelling of 624485923 in words is "six hundred twenty-four million, four hundred eighty-five thousand, nine hundred twenty-three".