4797391 has 4 divisors (see below), whose sum is σ = 4806000. Its totient is φ = 4788784.

The previous prime is 4797389. The next prime is 4797407. The reversal of 4797391 is 1937974.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4797391 - 2¹ = 4797389 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4797301) 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 in 3 ways as a sum of consecutive naturals, for example, 3406 + ... + 4603.

It is an arithmetic number, because the mean of its divisors is an integer number (1201500).

Almost surely, 2^4797391 is an apocalyptic number.

4797391 is a deficient number, since it is larger than the sum of its proper divisors (8609).

4797391 is an equidigital number, since it uses as much as digits as its factorization.

4797391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8608.

The product of its digits is 47628, while the sum is 40.

The square root of 4797391 is about 2190.2947290262. The cubic root of 4797391 is about 168.6559648015.

The spelling of 4797391 in words is "four million, seven hundred ninety-seven thousand, three hundred ninety-one".