4640329 has 2 divisors, whose sum is σ = 4640330. Its totient is φ = 4640328.

The previous prime is 4640287. The next prime is 4640369. The reversal of 4640329 is 9230464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2890000 + 1750329 = 1700^2 + 1323^2 .

It is a cyclic number.

It is not a de Polignac number, because 4640329 - 2¹⁷ = 4509257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4640297 and 4640306.

It is not a weakly prime, because it can be changed into another prime (4640369) 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, 2320164 + 2320165.

It is an arithmetic number, because the mean of its divisors is an integer number (2320165).

Almost surely, 2^4640329 is an apocalyptic number.

It is an amenable number.

4640329 is a deficient number, since it is larger than the sum of its proper divisors (1).

4640329 is an equidigital number, since it uses as much as digits as its factorization.

4640329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 4640329 is about 2154.1422887080. The cubic root of 4640329 is about 166.7949603302.

The spelling of 4640329 in words is "four million, six hundred forty thousand, three hundred twenty-nine".