244665226 has 16 divisors (see below), whose sum is σ = 395488800. Its totient is φ = 112848048.

The previous prime is 244665217. The next prime is 244665229. The reversal of 244665226 is 622566442.

244665226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×244665226² = 119722145627262152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (244665229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67365 + ... + 70903.

It is an arithmetic number, because the mean of its divisors is an integer number (24718050).

Almost surely, 2^244665226 is an apocalyptic number.

244665226 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

244665226 is a deficient number, since it is larger than the sum of its proper divisors (150823574).

244665226 is a wasteful number, since it uses less digits than its factorization.

244665226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6213.

The product of its digits is 138240, while the sum is 37.

The square root of 244665226 is about 15641.7782237187. The cubic root of 244665226 is about 625.4473392637.

It can be divided in two parts, 24466 and 5226, that added together give a palindrome (29692).

The spelling of 244665226 in words is "two hundred forty-four million, six hundred sixty-five thousand, two hundred twenty-six".