4738891 has 2 divisors, whose sum is σ = 4738892. Its totient is φ = 4738890.

The previous prime is 4738883. The next prime is 4738933. The reversal of 4738891 is 1988374.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4738891 - 2³ = 4738883 is a prime.

It is a Chen prime.

4738891 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4738831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2369445 + 2369446.

It is an arithmetic number, because the mean of its divisors is an integer number (2369446).

Almost surely, 2^4738891 is an apocalyptic number.

4738891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4738891 is an equidigital number, since it uses as much as digits as its factorization.

4738891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 40.

The square root of 4738891 is about 2176.8994005236. The cubic root of 4738891 is about 167.9676217837.

The spelling of 4738891 in words is "four million, seven hundred thirty-eight thousand, eight hundred ninety-one".