34629869 has 2 divisors, whose sum is σ = 34629870. Its totient is φ = 34629868.

The previous prime is 34629863. The next prime is 34629899. The reversal of 34629869 is 96892643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34515625 + 114244 = 5875^2 + 338^2 .

It is an emirp because it is prime and its reverse (96892643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34629869 - 2⁴ = 34629853 is a prime.

It is a super-2 number, since 2×34629869² = 2398455653914322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34629863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17314934 + 17314935.

It is an arithmetic number, because the mean of its divisors is an integer number (17314935).

Almost surely, 2^34629869 is an apocalyptic number.

It is an amenable number.

34629869 is a deficient number, since it is larger than the sum of its proper divisors (1).

34629869 is an equidigital number, since it uses as much as digits as its factorization.

34629869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 47.

The square root of 34629869 is about 5884.7148614015. The cubic root of 34629869 is about 325.9494727668.

It can be divided in two parts, 3462 and 9869, that added together give a palindrome (13331).

The spelling of 34629869 in words is "thirty-four million, six hundred twenty-nine thousand, eight hundred sixty-nine".