244989403 has 2 divisors, whose sum is σ = 244989404. Its totient is φ = 244989402.

The previous prime is 244989389. The next prime is 244989443. The reversal of 244989403 is 304989442.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244989403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244989403.

It is not a weakly prime, because it can be changed into another prime (244989443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122494701 + 122494702.

It is an arithmetic number, because the mean of its divisors is an integer number (122494702).

Almost surely, 2^244989403 is an apocalyptic number.

244989403 is a deficient number, since it is larger than the sum of its proper divisors (1).

244989403 is an equidigital number, since it uses as much as digits as its factorization.

244989403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 244989403 is about 15652.1373300901. The cubic root of 244989403 is about 625.7234528225.

The spelling of 244989403 in words is "two hundred forty-four million, nine hundred eighty-nine thousand, four hundred three".