244739922 has 64 divisors (see below), whose sum is σ = 597196800. Its totient is φ = 65270016.

The previous prime is 244739881. The next prime is 244739927. The reversal of 244739922 is 229937442.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (244739927) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89329 + ... + 92027.

It is an arithmetic number, because the mean of its divisors is an integer number (9331200).

Almost surely, 2^244739922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244739922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298598400).

244739922 is an abundant number, since it is smaller than the sum of its proper divisors (352456878).

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

244739922 is a wasteful number, since it uses less digits than its factorization.

244739922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855.

The product of its digits is 217728, while the sum is 42.

The square root of 244739922 is about 15644.1657495694. The cubic root of 244739922 is about 625.5109822283.

The spelling of 244739922 in words is "two hundred forty-four million, seven hundred thirty-nine thousand, nine hundred twenty-two".