290052289 has 2 divisors, whose sum is σ = 290052290. Its totient is φ = 290052288.

The previous prime is 290052263. The next prime is 290052293. The reversal of 290052289 is 982250092.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 276656689 + 13395600 = 16633^2 + 3660^2 .

It is a cyclic number.

It is not a de Polignac number, because 290052289 - 2¹⁷ = 289921217 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (290052239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145026144 + 145026145.

It is an arithmetic number, because the mean of its divisors is an integer number (145026145).

Almost surely, 2^290052289 is an apocalyptic number.

It is an amenable number.

290052289 is a deficient number, since it is larger than the sum of its proper divisors (1).

290052289 is an equidigital number, since it uses as much as digits as its factorization.

290052289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 290052289 is about 17030.9215546312. The cubic root of 290052289 is about 661.9503747602.

The spelling of 290052289 in words is "two hundred ninety million, fifty-two thousand, two hundred eighty-nine".