244222644 has 48 divisors (see below), whose sum is σ = 586893888. Its totient is φ = 78985728.

The previous prime is 244222613. The next prime is 244222661. The reversal of 244222644 is 446222442.

244222644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249484 + ... + 250460.

It is an arithmetic number, because the mean of its divisors is an integer number (12226956).

Almost surely, 2^244222644 is an apocalyptic number.

It is an amenable number.

244222644 is an abundant number, since it is smaller than the sum of its proper divisors (342671244).

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

244222644 is a wasteful number, since it uses less digits than its factorization.

244222644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584 (or 1582 counting only the distinct ones).

The product of its digits is 24576, while the sum is 30.

The square root of 244222644 is about 15627.6243876029. The cubic root of 244222644 is about 625.0699817105.

The spelling of 244222644 in words is "two hundred forty-four million, two hundred twenty-two thousand, six hundred forty-four".