244385 has 8 divisors (see below), whose sum is σ = 301416. Its totient is φ = 190080.

The previous prime is 244381. The next prime is 244393. The reversal of 244385 is 583442.

It can be written as a sum of positive squares in 4 ways, for example, as 126736 + 117649 = 356^2 + 343^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 244385 - 2² = 244381 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 244385.

It is not an unprimeable number, because it can be changed into a prime (244381) 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, 476 + ... + 845.

It is an arithmetic number, because the mean of its divisors is an integer number (37677).

2²⁴⁴³⁸⁵ is an apocalyptic number.

It is an amenable number.

244385 is a deficient number, since it is larger than the sum of its proper divisors (57031).

244385 is a wasteful number, since it uses less digits than its factorization.

244385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363.

The product of its digits is 3840, while the sum is 26.

The square root of 244385 is about 494.3531126634. The cubic root of 244385 is about 62.5208463794.

The spelling of 244385 in words is "two hundred forty-four thousand, three hundred eighty-five".