34429819 has 2 divisors, whose sum is σ = 34429820. Its totient is φ = 34429818.

The previous prime is 34429783. The next prime is 34429823. The reversal of 34429819 is 91892443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34429819 - 2²¹ = 32332667 is a prime.

It is a super-2 number, since 2×34429819² = 2370824872745522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34421819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17214909 + 17214910.

It is an arithmetic number, because the mean of its divisors is an integer number (17214910).

Almost surely, 2^34429819 is an apocalyptic number.

34429819 is a deficient number, since it is larger than the sum of its proper divisors (1).

34429819 is an equidigital number, since it uses as much as digits as its factorization.

34429819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 40.

The square root of 34429819 is about 5867.6928174539. The cubic root of 34429819 is about 325.3206114245.

The spelling of 34429819 in words is "thirty-four million, four hundred twenty-nine thousand, eight hundred nineteen".