83734429 has 2 divisors, whose sum is σ = 83734430. Its totient is φ = 83734428.

The previous prime is 83734411. The next prime is 83734433. The reversal of 83734429 is 92443738.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53319204 + 30415225 = 7302^2 + 5515^2 .

It is a cyclic number.

It is not a de Polignac number, because 83734429 - 2¹¹ = 83732381 is a prime.

It is a super-2 number, since 2×83734429² = 14022909199912082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83734391 and 83734400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83734229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41867214 + 41867215.

It is an arithmetic number, because the mean of its divisors is an integer number (41867215).

Almost surely, 2^83734429 is an apocalyptic number.

It is an amenable number.

83734429 is a deficient number, since it is larger than the sum of its proper divisors (1).

83734429 is an equidigital number, since it uses as much as digits as its factorization.

83734429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 40.

The square root of 83734429 is about 9150.6518347055. The cubic root of 83734429 is about 437.4898897255.

The spelling of 83734429 in words is "eighty-three million, seven hundred thirty-four thousand, four hundred twenty-nine".