489575423 has 2 divisors, whose sum is σ = 489575424. Its totient is φ = 489575422.

The previous prime is 489575399. The next prime is 489575441. The reversal of 489575423 is 324575984.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489575423 - 2²⁶ = 422466559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489575473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244787711 + 244787712.

It is an arithmetic number, because the mean of its divisors is an integer number (244787712).

Almost surely, 2^489575423 is an apocalyptic number.

489575423 is a deficient number, since it is larger than the sum of its proper divisors (1).

489575423 is an equidigital number, since it uses as much as digits as its factorization.

489575423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1209600, while the sum is 47.

The square root of 489575423 is about 22126.3513259643. The cubic root of 489575423 is about 788.1457462513.

The spelling of 489575423 in words is "four hundred eighty-nine million, five hundred seventy-five thousand, four hundred twenty-three".