357694349 has 2 divisors, whose sum is σ = 357694350. Its totient is φ = 357694348.

The previous prime is 357694343. The next prime is 357694451. The reversal of 357694349 is 943496753.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 304258249 + 53436100 = 17443^2 + 7310^2 .

It is a cyclic number.

It is not a de Polignac number, because 357694349 - 2⁴ = 357694333 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 357694297 and 357694306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (357694343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178847174 + 178847175.

It is an arithmetic number, because the mean of its divisors is an integer number (178847175).

Almost surely, 2^357694349 is an apocalyptic number.

It is an amenable number.

357694349 is a deficient number, since it is larger than the sum of its proper divisors (1).

357694349 is an equidigital number, since it uses as much as digits as its factorization.

357694349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 50.

The square root of 357694349 is about 18912.8091250348. The cubic root of 357694349 is about 709.8567118104.

The spelling of 357694349 in words is "three hundred fifty-seven million, six hundred ninety-four thousand, three hundred forty-nine".