7694389 has 2 divisors, whose sum is σ = 7694390. Its totient is φ = 7694388.

The previous prime is 7694383. The next prime is 7694431. The reversal of 7694389 is 9834967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5267025 + 2427364 = 2295^2 + 1558^2 .

It is a cyclic number.

It is not a de Polignac number, because 7694389 - 2¹¹ = 7692341 is a prime.

It is an alternating number because its digits alternate between odd and even.

7694389 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7694383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3847194 + 3847195.

It is an arithmetic number, because the mean of its divisors is an integer number (3847195).

Almost surely, 2^7694389 is an apocalyptic number.

It is an amenable number.

7694389 is a deficient number, since it is larger than the sum of its proper divisors (1).

7694389 is an equidigital number, since it uses as much as digits as its factorization.

7694389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 46.

The square root of 7694389 is about 2773.8761688295. The cubic root of 7694389 is about 197.4201054831.

The spelling of 7694389 in words is "seven million, six hundred ninety-four thousand, three hundred eighty-nine".