2438866 has 4 divisors (see below), whose sum is σ = 3658302. Its totient is φ = 1219432.

The previous prime is 2438861. The next prime is 2438881. The reversal of 2438866 is 6688342.

2438866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 2295225 + 143641 = 1515^2 + 379^2 .

It is not an unprimeable number, because it can be changed into a prime (2438861) 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, 609715 + ... + 609718.

2^2438866 is an apocalyptic number.

2438866 is a deficient number, since it is larger than the sum of its proper divisors (1219436).

2438866 is a wasteful number, since it uses less digits than its factorization.

2438866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219435.

The product of its digits is 55296, while the sum is 37.

The square root of 2438866 is about 1561.6869084423. The cubic root of 2438866 is about 134.6054506704.

The spelling of 2438866 in words is "two million, four hundred thirty-eight thousand, eight hundred sixty-six".