8194961 has 2 divisors, whose sum is σ = 8194962. Its totient is φ = 8194960.

The previous prime is 8194951. The next prime is 8194981. The reversal of 8194961 is 1694918.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6345361 + 1849600 = 2519^2 + 1360^2 .

It is a cyclic number.

It is not a de Polignac number, because 8194961 - 2¹⁸ = 7932817 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8194931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4097480 + 4097481.

It is an arithmetic number, because the mean of its divisors is an integer number (4097481).

Almost surely, 2^8194961 is an apocalyptic number.

It is an amenable number.

8194961 is a deficient number, since it is larger than the sum of its proper divisors (1).

8194961 is an equidigital number, since it uses as much as digits as its factorization.

8194961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 38.

The square root of 8194961 is about 2862.6842298794. The cubic root of 8194961 is about 201.6116529887.

The spelling of 8194961 in words is "eight million, one hundred ninety-four thousand, nine hundred sixty-one".