8940838 has 4 divisors (see below), whose sum is σ = 13411260. Its totient is φ = 4470418.

The previous prime is 8940809. The next prime is 8940839. The reversal of 8940838 is 8380498.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8940838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8940839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2235208 + ... + 2235211.

It is an arithmetic number, because the mean of its divisors is an integer number (3352815).

Almost surely, 2^8940838 is an apocalyptic number.

8940838 is a deficient number, since it is larger than the sum of its proper divisors (4470422).

8940838 is a wasteful number, since it uses less digits than its factorization.

8940838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4470421.

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 8940838 is about 2990.1234088245. The cubic root of 8940838 is about 207.5515950471.

The spelling of 8940838 in words is "eight million, nine hundred forty thousand, eight hundred thirty-eight".