4997287 has 2 divisors, whose sum is σ = 4997288. Its totient is φ = 4997286.

The previous prime is 4997281. The next prime is 4997297. The reversal of 4997287 is 7827994.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4997287 is a prime.

4997287 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4997281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2498643 + 2498644.

It is an arithmetic number, because the mean of its divisors is an integer number (2498644).

Almost surely, 2^4997287 is an apocalyptic number.

4997287 is a deficient number, since it is larger than the sum of its proper divisors (1).

4997287 is an equidigital number, since it uses as much as digits as its factorization.

4997287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 46.

The square root of 4997287 is about 2235.4612499437. The cubic root of 4997287 is about 170.9666613072.

It can be divided in two parts, 49 and 97287, that added together give a cube (97336 = 46³).

The spelling of 4997287 in words is "four million, nine hundred ninety-seven thousand, two hundred eighty-seven".