244000026 has 80 divisors (see below), whose sum is σ = 570810240. Its totient is φ = 77807520.

The previous prime is 244000019. The next prime is 244000037. The reversal of 244000026 is 620000442.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 243999972 and 244000008.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 784411 + ... + 784721.

It is an arithmetic number, because the mean of its divisors is an integer number (7135128).

Almost surely, 2^244000026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244000026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285405120).

244000026 is an abundant number, since it is smaller than the sum of its proper divisors (326810214).

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

244000026 is a wasteful number, since it uses less digits than its factorization.

244000026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521 (or 512 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 244000026 is about 15620.5001840530. The cubic root of 244000026 is about 624.8799991478.

Adding to 244000026 its reverse (620000442), we get a palindrome (864000468).

The spelling of 244000026 in words is "two hundred forty-four million, twenty-six", and thus it is an aban number.