8075429 has 2 divisors, whose sum is σ = 8075430. Its totient is φ = 8075428.

The previous prime is 8075341. The next prime is 8075449. The reversal of 8075429 is 9245708.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6630625 + 1444804 = 2575^2 + 1202^2 .

It is a cyclic number.

It is not a de Polignac number, because 8075429 - 2⁸ = 8075173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8075449) 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, 4037714 + 4037715.

It is an arithmetic number, because the mean of its divisors is an integer number (4037715).

Almost surely, 2^8075429 is an apocalyptic number.

It is an amenable number.

8075429 is a deficient number, since it is larger than the sum of its proper divisors (1).

8075429 is an equidigital number, since it uses as much as digits as its factorization.

8075429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 8075429 is about 2841.7299308696. The cubic root of 8075429 is about 200.6266097508.

The spelling of 8075429 in words is "eight million, seventy-five thousand, four hundred twenty-nine".