290097 has 6 divisors (see below), whose sum is σ = 419042. Its totient is φ = 193392.

The previous prime is 290083. The next prime is 290107. The reversal of 290097 is 790092.

It can be written as a sum of positive squares in only one way, i.e., 269361 + 20736 = 519^2 + 144^2 .

It is not a de Polignac number, because 290097 - 2⁶ = 290033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 290097.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 290097.

It is not an unprimeable number, because it can be changed into a prime (290027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16108 + ... + 16125.

2²⁹⁰⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

290097 is a deficient number, since it is larger than the sum of its proper divisors (128945).

290097 is a wasteful number, since it uses less digits than its factorization.

290097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32239 (or 32236 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 290097 is about 538.6065354227. The cubic root of 290097 is about 66.1984385803.

The spelling of 290097 in words is "two hundred ninety thousand, ninety-seven".