34838387 has 2 divisors, whose sum is σ = 34838388. Its totient is φ = 34838386.

The previous prime is 34838347. The next prime is 34838407. The reversal of 34838387 is 78383843.

It is a strong prime.

It is an emirp because it is prime and its reverse (78383843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34838387 - 2²² = 30644083 is a prime.

It is not a weakly prime, because it can be changed into another prime (34838317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17419193 + 17419194.

It is an arithmetic number, because the mean of its divisors is an integer number (17419194).

Almost surely, 2^34838387 is an apocalyptic number.

34838387 is a deficient number, since it is larger than the sum of its proper divisors (1).

34838387 is an equidigital number, since it uses as much as digits as its factorization.

34838387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 44.

The square root of 34838387 is about 5902.4051877180. The cubic root of 34838387 is about 326.6023809127.

The spelling of 34838387 in words is "thirty-four million, eight hundred thirty-eight thousand, three hundred eighty-seven".