490697 has 2 divisors, whose sum is σ = 490698. Its totient is φ = 490696.

The previous prime is 490663. The next prime is 490733. The reversal of 490697 is 796094.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 287296 + 203401 = 536^2 + 451^2 .

It is a cyclic number.

It is not a de Polignac number, because 490697 - 2¹⁰ = 489673 is a prime.

It is not a weakly prime, because it can be changed into another prime (490627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245348 + 245349.

It is an arithmetic number, because the mean of its divisors is an integer number (245349).

2⁴⁹⁰⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

490697 is a deficient number, since it is larger than the sum of its proper divisors (1).

490697 is an equidigital number, since it uses as much as digits as its factorization.

490697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 490697 is about 700.4976802246. The cubic root of 490697 is about 78.8747146245.

The spelling of 490697 in words is "four hundred ninety thousand, six hundred ninety-seven".