34518769 has 2 divisors, whose sum is σ = 34518770. Its totient is φ = 34518768.

The previous prime is 34518719. The next prime is 34518793. The reversal of 34518769 is 96781543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31584400 + 2934369 = 5620^2 + 1713^2 .

It is an emirp because it is prime and its reverse (96781543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34518769 - 2¹⁷ = 34387697 is a prime.

It is a super-2 number, since 2×34518769² = 2383090826550722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34518719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17259384 + 17259385.

It is an arithmetic number, because the mean of its divisors is an integer number (17259385).

Almost surely, 2^34518769 is an apocalyptic number.

It is an amenable number.

34518769 is a deficient number, since it is larger than the sum of its proper divisors (1).

34518769 is an equidigital number, since it uses as much as digits as its factorization.

34518769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 34518769 is about 5875.2675683751. The cubic root of 34518769 is about 325.6005275453.

The spelling of 34518769 in words is "thirty-four million, five hundred eighteen thousand, seven hundred sixty-nine".