289606601 has 2 divisors, whose sum is σ = 289606602. Its totient is φ = 289606600.

The previous prime is 289606523. The next prime is 289606613. The reversal of 289606601 is 106606982.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182277001 + 107329600 = 13501^2 + 10360^2 .

It is a cyclic number.

It is not a de Polignac number, because 289606601 - 2¹⁸ = 289344457 is a prime.

It is not a weakly prime, because it can be changed into another prime (289606631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144803300 + 144803301.

It is an arithmetic number, because the mean of its divisors is an integer number (144803301).

Almost surely, 2^289606601 is an apocalyptic number.

It is an amenable number.

289606601 is a deficient number, since it is larger than the sum of its proper divisors (1).

289606601 is an equidigital number, since it uses as much as digits as its factorization.

289606601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 289606601 is about 17017.8318536763. The cubic root of 289606601 is about 661.6111548015.

The spelling of 289606601 in words is "two hundred eighty-nine million, six hundred six thousand, six hundred one".