4940321 has 2 divisors, whose sum is σ = 4940322. Its totient is φ = 4940320.

The previous prime is 4940303. The next prime is 4940333. The reversal of 4940321 is 1230494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4669921 + 270400 = 2161^2 + 520^2 .

It is a cyclic number.

It is not a de Polignac number, because 4940321 - 2¹⁴ = 4923937 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4940371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2470160 + 2470161.

It is an arithmetic number, because the mean of its divisors is an integer number (2470161).

Almost surely, 2^4940321 is an apocalyptic number.

It is an amenable number.

4940321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4940321 is an equidigital number, since it uses as much as digits as its factorization.

4940321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 4940321 is about 2222.6832882802. The cubic root of 4940321 is about 170.3145387798.

The spelling of 4940321 in words is "four million, nine hundred forty thousand, three hundred twenty-one".