34358381 has 2 divisors, whose sum is σ = 34358382. Its totient is φ = 34358380.

The previous prime is 34358371. The next prime is 34358383. The reversal of 34358381 is 18385343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20557156 + 13801225 = 4534^2 + 3715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34358381 is a prime.

It is a super-2 number, since 2×34358381² = 2360996689882322, which contains 22 as substring.

Together with 34358383, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34358383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17179190 + 17179191.

It is an arithmetic number, because the mean of its divisors is an integer number (17179191).

Almost surely, 2^34358381 is an apocalyptic number.

It is an amenable number.

34358381 is a deficient number, since it is larger than the sum of its proper divisors (1).

34358381 is an equidigital number, since it uses as much as digits as its factorization.

34358381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 35.

The square root of 34358381 is about 5861.6022553565. The cubic root of 34358381 is about 325.0954544075.

The spelling of 34358381 in words is "thirty-four million, three hundred fifty-eight thousand, three hundred eighty-one".