492554239 has 2 divisors, whose sum is σ = 492554240. Its totient is φ = 492554238.

The previous prime is 492554221. The next prime is 492554261. The reversal of 492554239 is 932455294.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 492554239 - 2¹⁷ = 492423167 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 492554195 and 492554204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492554539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246277119 + 246277120.

It is an arithmetic number, because the mean of its divisors is an integer number (246277120).

Almost surely, 2^492554239 is an apocalyptic number.

492554239 is a deficient number, since it is larger than the sum of its proper divisors (1).

492554239 is an equidigital number, since it uses as much as digits as its factorization.

492554239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 43.

The square root of 492554239 is about 22193.5630082238. The cubic root of 492554239 is about 789.7410030653.

The spelling of 492554239 in words is "four hundred ninety-two million, five hundred fifty-four thousand, two hundred thirty-nine".