4785791 has 2 divisors, whose sum is σ = 4785792. Its totient is φ = 4785790.

The previous prime is 4785787. The next prime is 4785793. The reversal of 4785791 is 1975874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4785791 - 2² = 4785787 is a prime.

Together with 4785793, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 4³ + 7³ + 8 + 5 + 7⁴ + 9⁷ + 1 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4785793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2392895 + 2392896.

It is an arithmetic number, because the mean of its divisors is an integer number (2392896).

Almost surely, 2^4785791 is an apocalyptic number.

4785791 is a deficient number, since it is larger than the sum of its proper divisors (1).

4785791 is an equidigital number, since it uses as much as digits as its factorization.

4785791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 41.

The square root of 4785791 is about 2187.6450809032. The cubic root of 4785791 is about 168.5199194548.

The spelling of 4785791 in words is "four million, seven hundred eighty-five thousand, seven hundred ninety-one".