2443966 has 8 divisors (see below), whose sum is σ = 4189680. Its totient is φ = 1047408.

The previous prime is 2443963. The next prime is 2443993. The reversal of 2443966 is 6693442.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2443963) 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, 87271 + ... + 87298.

It is an arithmetic number, because the mean of its divisors is an integer number (523710).

2^2443966 is an apocalyptic number.

2443966 is a deficient number, since it is larger than the sum of its proper divisors (1745714).

2443966 is a wasteful number, since it uses less digits than its factorization.

2443966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174578.

The product of its digits is 31104, while the sum is 34.

The square root of 2443966 is about 1563.3189054061. The cubic root of 2443966 is about 134.6992114374.

The spelling of 2443966 in words is "two million, four hundred forty-three thousand, nine hundred sixty-six".