4947377 has 2 divisors, whose sum is σ = 4947378. Its totient is φ = 4947376.

The previous prime is 4947373. The next prime is 4947403. The reversal of 4947377 is 7737494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4532641 + 414736 = 2129^2 + 644^2 .

It is a cyclic number.

It is not a de Polignac number, because 4947377 - 2² = 4947373 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4947373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2473688 + 2473689.

It is an arithmetic number, because the mean of its divisors is an integer number (2473689).

Almost surely, 2^4947377 is an apocalyptic number.

It is an amenable number.

4947377 is a deficient number, since it is larger than the sum of its proper divisors (1).

4947377 is an equidigital number, since it uses as much as digits as its factorization.

4947377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 148176, while the sum is 41.

The square root of 4947377 is about 2224.2699926043. The cubic root of 4947377 is about 170.3955839665.

The spelling of 4947377 in words is "four million, nine hundred forty-seven thousand, three hundred seventy-seven".