490313 has 2 divisors, whose sum is σ = 490314. Its totient is φ = 490312.

The previous prime is 490309. The next prime is 490339. The reversal of 490313 is 313094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 478864 + 11449 = 692^2 + 107^2 .

It is a cyclic number.

It is not a de Polignac number, because 490313 - 2² = 490309 is a prime.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (490393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245156 + 245157.

It is an arithmetic number, because the mean of its divisors is an integer number (245157).

2⁴⁹⁰³¹³ is an apocalyptic number.

It is an amenable number.

490313 is a deficient number, since it is larger than the sum of its proper divisors (1).

490313 is an equidigital number, since it uses as much as digits as its factorization.

490313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 490313 is about 700.2235357370. The cubic root of 490313 is about 78.8541345146.

The spelling of 490313 in words is "four hundred ninety thousand, three hundred thirteen".