244709868 has 48 divisors (see below), whose sum is σ = 616412160. Its totient is φ = 75111744.

The previous prime is 244709867. The next prime is 244709869. The reversal of 244709868 is 868907442.

It is an interprime number because it is at equal distance from previous prime (244709867) and next prime (244709869).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (244709867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71173 + ... + 74531.

It is an arithmetic number, because the mean of its divisors is an integer number (12841920).

Almost surely, 2^244709868 is an apocalyptic number.

It is an amenable number.

244709868 is an abundant number, since it is smaller than the sum of its proper divisors (371702292).

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

244709868 is a wasteful number, since it uses less digits than its factorization.

244709868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846 (or 3844 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 244709868 is about 15643.2051702968. The cubic root of 244709868 is about 625.4853769838.

The spelling of 244709868 in words is "two hundred forty-four million, seven hundred nine thousand, eight hundred sixty-eight".