4288397 has 2 divisors, whose sum is σ = 4288398. Its totient is φ = 4288396.

The previous prime is 4288391. The next prime is 4288439. The reversal of 4288397 is 7938824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4206601 + 81796 = 2051^2 + 286^2 .

It is a cyclic number.

It is not a de Polignac number, because 4288397 - 2¹⁰ = 4287373 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 4¹¹ + 2⁵ + 8 + 8⁵ + 3⁷ + 9⁵ + 7² .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4288391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2144198 + 2144199.

It is an arithmetic number, because the mean of its divisors is an integer number (2144199).

Almost surely, 2^4288397 is an apocalyptic number.

It is an amenable number.

4288397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4288397 is an equidigital number, since it uses as much as digits as its factorization.

4288397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 41.

The square root of 4288397 is about 2070.8445137190. The cubic root of 4288397 is about 162.4669376523.

The spelling of 4288397 in words is "four million, two hundred eighty-eight thousand, three hundred ninety-seven".