244243146 has 48 divisors (see below), whose sum is σ = 577596960. Its totient is φ = 68634720.

The previous prime is 244243117. The next prime is 244243151. The reversal of 244243146 is 641342442.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11125 + ... + 24743.

It is an arithmetic number, because the mean of its divisors is an integer number (12033270).

Almost surely, 2^244243146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244243146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288798480).

244243146 is an abundant number, since it is smaller than the sum of its proper divisors (333353814).

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

244243146 is a wasteful number, since it uses less digits than its factorization.

244243146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13699 (or 13692 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

The square root of 244243146 is about 15628.2803276624. The cubic root of 244243146 is about 625.0874723438.

Adding to 244243146 its reverse (641342442), we get a palindrome (885585588).

The spelling of 244243146 in words is "two hundred forty-four million, two hundred forty-three thousand, one hundred forty-six".