34894147 has 2 divisors, whose sum is σ = 34894148. Its totient is φ = 34894146.

The previous prime is 34894129. The next prime is 34894159. The reversal of 34894147 is 74149843.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34894147 - 2¹⁹ = 34369859 is a prime.

It is not a weakly prime, because it can be changed into another prime (34897147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17447073 + 17447074.

It is an arithmetic number, because the mean of its divisors is an integer number (17447074).

Almost surely, 2^34894147 is an apocalyptic number.

34894147 is a deficient number, since it is larger than the sum of its proper divisors (1).

34894147 is an equidigital number, since it uses as much as digits as its factorization.

34894147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 34894147 is about 5907.1267973525. The cubic root of 34894147 is about 326.7765340333.

The spelling of 34894147 in words is "thirty-four million, eight hundred ninety-four thousand, one hundred forty-seven".