2393866 has 8 divisors (see below), whose sum is σ = 3651840. Its totient is φ = 1176588.

The previous prime is 2393857. The next prime is 2393869. The reversal of 2393866 is 6683932.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (2393869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10026 + ... + 10261.

It is an arithmetic number, because the mean of its divisors is an integer number (456480).

2^2393866 is an apocalyptic number.

2393866 is a deficient number, since it is larger than the sum of its proper divisors (1257974).

2393866 is a wasteful number, since it uses less digits than its factorization.

2393866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20348.

The product of its digits is 46656, while the sum is 37.

The square root of 2393866 is about 1547.2123319054. The cubic root of 2393866 is about 133.7724287655.

The spelling of 2393866 in words is "two million, three hundred ninety-three thousand, eight hundred sixty-six".