4947743 has 2 divisors, whose sum is σ = 4947744. Its totient is φ = 4947742.

The previous prime is 4947727. The next prime is 4947763. The reversal of 4947743 is 3477494.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4947743 - 2⁴ = 4947727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4947697 and 4947706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4947763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2473871 + 2473872.

It is an arithmetic number, because the mean of its divisors is an integer number (2473872).

Almost surely, 2^4947743 is an apocalyptic number.

4947743 is a deficient number, since it is larger than the sum of its proper divisors (1).

4947743 is an equidigital number, since it uses as much as digits as its factorization.

4947743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 38.

The square root of 4947743 is about 2224.3522652674. The cubic root of 4947743 is about 170.3997857382.

The spelling of 4947743 in words is "four million, nine hundred forty-seven thousand, seven hundred forty-three".