8020346 has 4 divisors (see below), whose sum is σ = 12030522. Its totient is φ = 4010172.

The previous prime is 8020343. The next prime is 8020357. The reversal of 8020346 is 6430208.

It is a happy number.

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., 6786025 + 1234321 = 2605^2 + 1111^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (8020343) 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 as a sum of consecutive naturals, namely, 2005085 + ... + 2005088.

Almost surely, 2^8020346 is an apocalyptic number.

8020346 is a deficient number, since it is larger than the sum of its proper divisors (4010176).

8020346 is a wasteful number, since it uses less digits than its factorization.

8020346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4010175.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 8020346 is about 2832.0215394661. The cubic root of 8020346 is about 200.1694064667.

The spelling of 8020346 in words is "eight million, twenty thousand, three hundred forty-six".