244406003 has 4 divisors (see below), whose sum is σ = 245869680. Its totient is φ = 242942328.

The previous prime is 244405963. The next prime is 244406011. The reversal of 244406003 is 300604442.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 244406003 - 2²⁴ = 227628787 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 244406003.

It is not an unprimeable number, because it can be changed into a prime (244402003) 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, 731588 + ... + 731921.

It is an arithmetic number, because the mean of its divisors is an integer number (61467420).

Almost surely, 2^244406003 is an apocalyptic number.

244406003 is a deficient number, since it is larger than the sum of its proper divisors (1463677).

244406003 is a wasteful number, since it uses less digits than its factorization.

244406003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463676.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 244406003 is about 15633.4897895511. The cubic root of 244406003 is about 625.2263738912.

The spelling of 244406003 in words is "two hundred forty-four million, four hundred six thousand, three".