8763842 has 4 divisors (see below), whose sum is σ = 13145766. Its totient is φ = 4381920.

The previous prime is 8763841. The next prime is 8763847. The reversal of 8763842 is 2483678.

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., 8059921 + 703921 = 2839^2 + 839^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8763796 and 8763805.

It is not an unprimeable number, because it can be changed into a prime (8763841) by changing a digit.

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 as a sum of consecutive naturals, namely, 2190959 + ... + 2190962.

Almost surely, 2^8763842 is an apocalyptic number.

8763842 is a deficient number, since it is larger than the sum of its proper divisors (4381924).

8763842 is a wasteful number, since it uses less digits than its factorization.

8763842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4381923.

The product of its digits is 64512, while the sum is 38.

The square root of 8763842 is about 2960.3786919920. The cubic root of 8763842 is about 206.1728683731.

The spelling of 8763842 in words is "eight million, seven hundred sixty-three thousand, eight hundred forty-two".