34474991 has 2 divisors, whose sum is σ = 34474992. Its totient is φ = 34474990.

The previous prime is 34474981. The next prime is 34475003. The reversal of 34474991 is 19947443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34474991 - 2¹⁸ = 34212847 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34474931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17237495 + 17237496.

It is an arithmetic number, because the mean of its divisors is an integer number (17237496).

Almost surely, 2^34474991 is an apocalyptic number.

34474991 is a deficient number, since it is larger than the sum of its proper divisors (1).

34474991 is an equidigital number, since it uses as much as digits as its factorization.

34474991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 41.

The square root of 34474991 is about 5871.5407688272. The cubic root of 34474991 is about 325.4628230401.

The spelling of 34474991 in words is "thirty-four million, four hundred seventy-four thousand, nine hundred ninety-one".