34380917 has 2 divisors, whose sum is σ = 34380918. Its totient is φ = 34380916.

The previous prime is 34380911. The next prime is 34380943. The reversal of 34380917 is 71908343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33651601 + 729316 = 5801^2 + 854^2 .

It is a cyclic number.

It is not a de Polignac number, because 34380917 - 2⁴ = 34380901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34380911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17190458 + 17190459.

It is an arithmetic number, because the mean of its divisors is an integer number (17190459).

Almost surely, 2^34380917 is an apocalyptic number.

It is an amenable number.

34380917 is a deficient number, since it is larger than the sum of its proper divisors (1).

34380917 is an equidigital number, since it uses as much as digits as its factorization.

34380917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 34380917 is about 5863.5242815222. The cubic root of 34380917 is about 325.1665166415.

The spelling of 34380917 in words is "thirty-four million, three hundred eighty thousand, nine hundred seventeen".