810670041 has 12 divisors (see below), whose sum is σ = 1239848532. Its totient is φ = 508655616.

The previous prime is 810669991. The next prime is 810670043. The reversal of 810670041 is 140076018.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 298598400 + 512071641 = 17280^2 + 22629^2 .

It is not a de Polignac number, because 810670041 - 2⁹ = 810669529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 810669987 and 810670014.

It is not an unprimeable number, because it can be changed into a prime (810670043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2649096 + ... + 2649401.

It is an arithmetic number, because the mean of its divisors is an integer number (103320711).

Almost surely, 2^810670041 is an apocalyptic number.

It is an amenable number.

810670041 is a deficient number, since it is larger than the sum of its proper divisors (429178491).

810670041 is a wasteful number, since it uses less digits than its factorization.

810670041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5298520 (or 5298517 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 810670041 is about 28472.2679286354. The cubic root of 810670041 is about 932.4267146704.

The spelling of 810670041 in words is "eight hundred ten million, six hundred seventy thousand, forty-one".