244001424 has 20 divisors (see below), whose sum is σ = 630337136. Its totient is φ = 81333792.

The previous prime is 244001419. The next prime is 244001431. The reversal of 244001424 is 424100442.

It is a self number, because there is not a number n which added to its sum of digits gives 244001424.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2541634 + ... + 2541729.

Almost surely, 2^244001424 is an apocalyptic number.

244001424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

244001424 is an abundant number, since it is smaller than the sum of its proper divisors (386335712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

244001424 is a wasteful number, since it uses less digits than its factorization.

244001424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5083374 (or 5083368 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 244001424 is about 15620.5449328761. The cubic root of 244001424 is about 624.8811925638.

Adding to 244001424 its reverse (424100442), we get a palindrome (668101866).

The spelling of 244001424 in words is "two hundred forty-four million, one thousand, four hundred twenty-four".