490240229 has 2 divisors, whose sum is σ = 490240230. Its totient is φ = 490240228.

The previous prime is 490240211. The next prime is 490240243. The reversal of 490240229 is 922042094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319336900 + 170903329 = 17870^2 + 13073^2 .

It is a cyclic number.

It is not a de Polignac number, because 490240229 - 2¹⁶ = 490174693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 490240195 and 490240204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490240249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245120114 + 245120115.

It is an arithmetic number, because the mean of its divisors is an integer number (245120115).

Almost surely, 2^490240229 is an apocalyptic number.

It is an amenable number.

490240229 is a deficient number, since it is larger than the sum of its proper divisors (1).

490240229 is an equidigital number, since it uses as much as digits as its factorization.

490240229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 490240229 is about 22141.3691762727. The cubic root of 490240229 is about 788.5023321197.

The spelling of 490240229 in words is "four hundred ninety million, two hundred forty thousand, two hundred twenty-nine".