290963 has 2 divisors, whose sum is σ = 290964. Its totient is φ = 290962.

The previous prime is 290959. The next prime is 290971. The reversal of 290963 is 369092.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 290963 - 2² = 290959 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (290923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145481 + 145482.

It is an arithmetic number, because the mean of its divisors is an integer number (145482).

2²⁹⁰⁹⁶³ is an apocalyptic number.

290963 is a deficient number, since it is larger than the sum of its proper divisors (1).

290963 is an equidigital number, since it uses as much as digits as its factorization.

290963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 290963 is about 539.4098627204. The cubic root of 290963 is about 66.2642451864.

The spelling of 290963 in words is "two hundred ninety thousand, nine hundred sixty-three".