34645427 has 2 divisors, whose sum is σ = 34645428. Its totient is φ = 34645426.

The previous prime is 34645349. The next prime is 34645433. The reversal of 34645427 is 72454643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34645427 - 2²⁴ = 17868211 is a prime.

It is a super-2 number, since 2×34645427² = 2400611224024658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34645447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17322713 + 17322714.

It is an arithmetic number, because the mean of its divisors is an integer number (17322714).

Almost surely, 2^34645427 is an apocalyptic number.

34645427 is a deficient number, since it is larger than the sum of its proper divisors (1).

34645427 is an equidigital number, since it uses as much as digits as its factorization.

34645427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 35.

The square root of 34645427 is about 5886.0366121865. The cubic root of 34645427 is about 325.9982780593.

The spelling of 34645427 in words is "thirty-four million, six hundred forty-five thousand, four hundred twenty-seven".