10398729 has 16 divisors (see below), whose sum is σ = 15240960. Its totient is φ = 6254160.

The previous prime is 10398721. The next prime is 10398743. The reversal of 10398729 is 92789301.

It is not a de Polignac number, because 10398729 - 2³ = 10398721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10398721) 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 in 15 ways as a sum of consecutive naturals, for example, 3454 + ... + 5720.

It is an arithmetic number, because the mean of its divisors is an integer number (952560).

Almost surely, 2^10398729 is an apocalyptic number.

It is an amenable number.

10398729 is a deficient number, since it is larger than the sum of its proper divisors (4842231).

10398729 is a wasteful number, since it uses less digits than its factorization.

10398729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2420.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 10398729 is about 3224.7060331137. The cubic root of 10398729 is about 218.2696841964.

The spelling of 10398729 in words is "ten million, three hundred ninety-eight thousand, seven hundred twenty-nine".