8881946 has 8 divisors (see below), whose sum is σ = 13782420. Its totient is φ = 4287808.

The previous prime is 8881921. The next prime is 8881969. The reversal of 8881946 is 6491888.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7756225 + 1125721 = 2785^2 + 1061^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 8881897 and 8881906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76511 + ... + 76626.

Almost surely, 2^8881946 is an apocalyptic number.

8881946 is a deficient number, since it is larger than the sum of its proper divisors (4900474).

8881946 is a wasteful number, since it uses less digits than its factorization.

8881946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153168.

The product of its digits is 110592, while the sum is 44.

The square root of 8881946 is about 2980.2593846845. The cubic root of 8881946 is about 207.0948867572.

The spelling of 8881946 in words is "eight million, eight hundred eighty-one thousand, nine hundred forty-six".