4768991 has 2 divisors, whose sum is σ = 4768992. Its totient is φ = 4768990.

The previous prime is 4768987. The next prime is 4769047. The reversal of 4768991 is 1998674.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4768991 - 2² = 4768987 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4768901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2384495 + 2384496.

It is an arithmetic number, because the mean of its divisors is an integer number (2384496).

Almost surely, 2^4768991 is an apocalyptic number.

4768991 is a deficient number, since it is larger than the sum of its proper divisors (1).

4768991 is an equidigital number, since it uses as much as digits as its factorization.

4768991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 44.

The square root of 4768991 is about 2183.8019598856. The cubic root of 4768991 is about 168.3224979683.

The spelling of 4768991 in words is "four million, seven hundred sixty-eight thousand, nine hundred ninety-one".