244418 has 4 divisors (see below), whose sum is σ = 366630. Its totient is φ = 122208.

The previous prime is 244411. The next prime is 244423. The reversal of 244418 is 814442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 814442 = 2 ⋅407221.

It can be written as a sum of positive squares in only one way, i.e., 243049 + 1369 = 493^2 + 37^2 .

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 244393 and 244402.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 244418.

It is not an unprimeable number, because it can be changed into a prime (244411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61103 + ... + 61106.

2²⁴⁴⁴¹⁸ is an apocalyptic number.

244418 is a deficient number, since it is larger than the sum of its proper divisors (122212).

244418 is a wasteful number, since it uses less digits than its factorization.

244418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122211.

The product of its digits is 1024, while the sum is 23.

The square root of 244418 is about 494.3864884885. The cubic root of 244418 is about 62.5236603752.

The spelling of 244418 in words is "two hundred forty-four thousand, four hundred eighteen".