10009429 has 4 divisors (see below), whose sum is σ = 10173580. Its totient is φ = 9845280.

The previous prime is 10009423. The next prime is 10009459. The reversal of 10009429 is 92490001.

10009429 = T₂₃₅ + T₂₃₆ + ... + T₄₁₇.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92490001 = 269 ⋅343829.

It can be written as a sum of positive squares in 2 ways, for example, as 5712100 + 4297329 = 2390^2 + 2073^2 .

It is a cyclic number.

It is not a de Polignac number, because 10009429 - 2⁹ = 10008917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10009423) 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 in 3 ways as a sum of consecutive naturals, for example, 81984 + ... + 82105.

It is an arithmetic number, because the mean of its divisors is an integer number (2543395).

Almost surely, 2^10009429 is an apocalyptic number.

It is an amenable number.

10009429 is a deficient number, since it is larger than the sum of its proper divisors (164151).

10009429 is an equidigital number, since it uses as much as digits as its factorization.

10009429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164150.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 10009429 is about 3163.7681647049. The cubic root of 10009429 is about 215.5111616142.

The spelling of 10009429 in words is "ten million, nine thousand, four hundred twenty-nine".