4920247 has 2 divisors, whose sum is σ = 4920248. Its totient is φ = 4920246.

The previous prime is 4920241. The next prime is 4920257. The reversal of 4920247 is 7420294.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4920247 - 2³ = 4920239 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4920241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2460123 + 2460124.

It is an arithmetic number, because the mean of its divisors is an integer number (2460124).

Almost surely, 2^4920247 is an apocalyptic number.

4920247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4920247 is an equidigital number, since it uses as much as digits as its factorization.

4920247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 4920247 is about 2218.1629786830. The cubic root of 4920247 is about 170.0835460167.

The spelling of 4920247 in words is "four million, nine hundred twenty thousand, two hundred forty-seven".