4648739 has 2 divisors, whose sum is σ = 4648740. Its totient is φ = 4648738.

The previous prime is 4648681. The next prime is 4648753. The reversal of 4648739 is 9378464.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4648739 is a prime.

It is a super-2 number, since 2×4648739² = 43221548580242, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4648696 and 4648705.

It is not a weakly prime, because it can be changed into another prime (4648799) 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 as a sum of consecutive naturals, namely, 2324369 + 2324370.

It is an arithmetic number, because the mean of its divisors is an integer number (2324370).

Almost surely, 2^4648739 is an apocalyptic number.

4648739 is a deficient number, since it is larger than the sum of its proper divisors (1).

4648739 is an equidigital number, since it uses as much as digits as its factorization.

4648739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The square root of 4648739 is about 2156.0934580857. The cubic root of 4648739 is about 166.8956643274.

The spelling of 4648739 in words is "four million, six hundred forty-eight thousand, seven hundred thirty-nine".