4407287 has 2 divisors, whose sum is σ = 4407288. Its totient is φ = 4407286.

The previous prime is 4407269. The next prime is 4407289. The reversal of 4407287 is 7827044.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4407287 is a prime.

Together with 4407289, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4407289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2203643 + 2203644.

It is an arithmetic number, because the mean of its divisors is an integer number (2203644).

Almost surely, 2^4407287 is an apocalyptic number.

4407287 is a deficient number, since it is larger than the sum of its proper divisors (1).

4407287 is an equidigital number, since it uses as much as digits as its factorization.

4407287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 4407287 is about 2099.3539482422. The cubic root of 4407287 is about 163.9546647444.

The spelling of 4407287 in words is "four million, four hundred seven thousand, two hundred eighty-seven".