244002413 has 4 divisors (see below), whose sum is σ = 244226748. Its totient is φ = 243778080.

The previous prime is 244002403. The next prime is 244002431. The reversal of 244002413 is 314200442.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 164916964 + 79085449 = 12842^2 + 8893^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244002413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244002403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110528 + ... + 112713.

It is an arithmetic number, because the mean of its divisors is an integer number (61056687).

Almost surely, 2^244002413 is an apocalyptic number.

It is an amenable number.

244002413 is a deficient number, since it is larger than the sum of its proper divisors (224335).

244002413 is a wasteful number, since it uses less digits than its factorization.

244002413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224334.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 244002413 is about 15620.5765898702. The cubic root of 244002413 is about 624.8820368302.

Adding to 244002413 its reverse (314200442), we get a palindrome (558202855).

The spelling of 244002413 in words is "two hundred forty-four million, two thousand, four hundred thirteen".