8945946 has 12 divisors (see below), whose sum is σ = 19382922. Its totient is φ = 2981976.

The previous prime is 8945939. The next prime is 8945947. The reversal of 8945946 is 6495498.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8910225 + 35721 = 2985^2 + 189^2 .

It is not an unprimeable number, because it can be changed into a prime (8945947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 248481 + ... + 248516.

Almost surely, 2^8945946 is an apocalyptic number.

8945946 is an abundant number, since it is smaller than the sum of its proper divisors (10436976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8945946 is a wasteful number, since it uses less digits than its factorization.

8945946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497005 (or 497002 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 8945946 is about 2990.9774322118. The cubic root of 8945946 is about 207.5911130324.

It can be divided in two parts, 89459 and 46, that multiplied together give a palindrome (4115114).

The spelling of 8945946 in words is "eight million, nine hundred forty-five thousand, nine hundred forty-six".