244226040 has 64 divisors (see below), whose sum is σ = 733708800. Its totient is φ = 65035392.

The previous prime is 244226039. The next prime is 244226093. The reversal of 244226040 is 40622442.

It is a super-2 number, since 2×244226040² = 119292717228163200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 244226040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157509 + ... + 159051.

It is an arithmetic number, because the mean of its divisors is an integer number (11464200).

Almost surely, 2^244226040 is an apocalyptic number.

244226040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244226040 is an abundant number, since it is smaller than the sum of its proper divisors (489482760).

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

244226040 is a wasteful number, since it uses less digits than its factorization.

244226040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876 (or 2872 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 244226040 is about 15627.7330409756. The cubic root of 244226040 is about 625.0728789682.

Adding to 244226040 its reverse (40622442), we get a palindrome (284848482).

It can be divided in two parts, 2442 and 26040, that added together give a palindrome (28482).

The spelling of 244226040 in words is "two hundred forty-four million, two hundred twenty-six thousand, forty".