10204709 has 8 divisors (see below), whose sum is σ = 11275200. Its totient is φ = 9186496.

The previous prime is 10204693. The next prime is 10204721. The reversal of 10204709 is 90740201.

10204709 = T₅₀₉ + T₅₁₀ + ... + T₅₇₇.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10204709 - 2⁴ = 10204693 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10204309) 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 7 ways as a sum of consecutive naturals, for example, 12659 + ... + 13440.

It is an arithmetic number, because the mean of its divisors is an integer number (1409400).

Almost surely, 2^10204709 is an apocalyptic number.

It is an amenable number.

10204709 is a deficient number, since it is larger than the sum of its proper divisors (1070491).

10204709 is a wasteful number, since it uses less digits than its factorization.

10204709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26139.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 10204709 is about 3194.4810220128. The cubic root of 10204709 is about 216.9036573182.

The spelling of 10204709 in words is "ten million, two hundred four thousand, seven hundred nine".