8646434 has 4 divisors (see below), whose sum is σ = 12969654. Its totient is φ = 4323216.

The previous prime is 8646403. The next prime is 8646457. The reversal of 8646434 is 4346468.

It is a happy number.

8646434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 7317025 + 1329409 = 2705^2 + 1153^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8646394 and 8646403.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2161607 + ... + 2161610.

Almost surely, 2^8646434 is an apocalyptic number.

8646434 is a deficient number, since it is larger than the sum of its proper divisors (4323220).

8646434 is a wasteful number, since it uses less digits than its factorization.

8646434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4323219.

The product of its digits is 55296, while the sum is 35.

The square root of 8646434 is about 2940.4819332892. The cubic root of 8646434 is about 205.2480360799.

The spelling of 8646434 in words is "eight million, six hundred forty-six thousand, four hundred thirty-four".