4764989 has 2 divisors, whose sum is σ = 4764990. Its totient is φ = 4764988.

The previous prime is 4764983. The next prime is 4765003. The reversal of 4764989 is 9894674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3833764 + 931225 = 1958^2 + 965^2 .

It is a cyclic number.

It is not a de Polignac number, because 4764989 - 2¹² = 4760893 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4764983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2382494 + 2382495.

It is an arithmetic number, because the mean of its divisors is an integer number (2382495).

Almost surely, 2^4764989 is an apocalyptic number.

It is an amenable number.

4764989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4764989 is an equidigital number, since it uses as much as digits as its factorization.

4764989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 47.

The square root of 4764989 is about 2182.8854756950. The cubic root of 4764989 is about 168.2754009930.

The spelling of 4764989 in words is "four million, seven hundred sixty-four thousand, nine hundred eighty-nine".