34921897 has 2 divisors, whose sum is σ = 34921898. Its totient is φ = 34921896.

The previous prime is 34921877. The next prime is 34921933. The reversal of 34921897 is 79812943.

34921897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30239001 + 4682896 = 5499^2 + 2164^2 .

It is a cyclic number.

It is not a de Polignac number, because 34921897 - 2⁷ = 34921769 is a prime.

It is not a weakly prime, because it can be changed into another prime (34921877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17460948 + 17460949.

It is an arithmetic number, because the mean of its divisors is an integer number (17460949).

Almost surely, 2^34921897 is an apocalyptic number.

It is an amenable number.

34921897 is a deficient number, since it is larger than the sum of its proper divisors (1).

34921897 is an equidigital number, since it uses as much as digits as its factorization.

34921897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 43.

The square root of 34921897 is about 5909.4751882041. The cubic root of 34921897 is about 326.8631354343.

The spelling of 34921897 in words is "thirty-four million, nine hundred twenty-one thousand, eight hundred ninety-seven".