3934289 has 2 divisors, whose sum is σ = 3934290. Its totient is φ = 3934288.

The previous prime is 3934267. The next prime is 3934309. The reversal of 3934289 is 9824393.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2265025 + 1669264 = 1505^2 + 1292^2 .

It is an emirp because it is prime and its reverse (9824393) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3934289 - 2⁸ = 3934033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3934589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1967144 + 1967145.

It is an arithmetic number, because the mean of its divisors is an integer number (1967145).

Almost surely, 2^3934289 is an apocalyptic number.

It is an amenable number.

3934289 is a deficient number, since it is larger than the sum of its proper divisors (1).

3934289 is an equidigital number, since it uses as much as digits as its factorization.

3934289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 3934289 is about 1983.5042223298. The cubic root of 3934289 is about 157.8660537586.

The spelling of 3934289 in words is "three million, nine hundred thirty-four thousand, two hundred eighty-nine".