8190946 has 4 divisors (see below), whose sum is σ = 12286422. Its totient is φ = 4095472.

The previous prime is 8190943. The next prime is 8190947. The reversal of 8190946 is 6490918.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8185321 + 5625 = 2861^2 + 75^2 .

It is not an unprimeable number, because it can be changed into a prime (8190943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2047735 + ... + 2047738.

Almost surely, 2^8190946 is an apocalyptic number.

8190946 is a deficient number, since it is larger than the sum of its proper divisors (4095476).

8190946 is a wasteful number, since it uses less digits than its factorization.

8190946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4095475.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 8190946 is about 2861.9828790543. The cubic root of 8190946 is about 201.5787220604.

The spelling of 8190946 in words is "eight million, one hundred ninety thousand, nine hundred forty-six".