34487777 has 2 divisors, whose sum is σ = 34487778. Its totient is φ = 34487776.

The previous prime is 34487771. The next prime is 34487797. The reversal of 34487777 is 77778443.

It is a happy number.

34487777 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., 25391521 + 9096256 = 5039^2 + 3016^2 .

It is a cyclic number.

It is not a de Polignac number, because 34487777 - 2¹² = 34483681 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34487771) 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, 17243888 + 17243889.

It is an arithmetic number, because the mean of its divisors is an integer number (17243889).

Almost surely, 2^34487777 is an apocalyptic number.

It is an amenable number.

34487777 is a deficient number, since it is larger than the sum of its proper divisors (1).

34487777 is an equidigital number, since it uses as much as digits as its factorization.

34487777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 921984, while the sum is 47.

The square root of 34487777 is about 5872.6294792027. The cubic root of 34487777 is about 325.5030536845.

The spelling of 34487777 in words is "thirty-four million, four hundred eighty-seven thousand, seven hundred seventy-seven".