244122000 has 320 divisors, whose sum is σ = 863516160. Its totient is φ = 59136000.

The previous prime is 244121963. The next prime is 244122031. The reversal of 244122000 is 221442.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4001970 + ... + 4002030.

It is an arithmetic number, because the mean of its divisors is an integer number (2698488).

Almost surely, 2^244122000 is an apocalyptic number.

244122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431758080).

244122000 is an abundant number, since it is smaller than the sum of its proper divisors (619394160).

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

244122000 is a wasteful number, since it uses less digits than its factorization.

244122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 244122000 is about 15624.4039886327. The cubic root of 244122000 is about 624.9841062625.

Adding to 244122000 its reverse (221442), we get a palindrome (244343442).

The spelling of 244122000 in words is "two hundred forty-four million, one hundred twenty-two thousand".