244324421 has 8 divisors (see below), whose sum is σ = 266836800. Its totient is φ = 221862240.

The previous prime is 244324417. The next prime is 244324441. The reversal of 244324421 is 124423442.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 244324421 - 2² = 244324417 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 (244324441) 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, 1976 + ... + 22193.

It is an arithmetic number, because the mean of its divisors is an integer number (33354600).

Almost surely, 2^244324421 is an apocalyptic number.

It is an amenable number.

244324421 is a deficient number, since it is larger than the sum of its proper divisors (22512379).

244324421 is a wasteful number, since it uses less digits than its factorization.

244324421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25099.

The product of its digits is 6144, while the sum is 26.

The square root of 244324421 is about 15630.8803654817. The cubic root of 244324421 is about 625.1567999121.

Adding to 244324421 its reverse (124423442), we get a palindrome (368747863).

The spelling of 244324421 in words is "two hundred forty-four million, three hundred twenty-four thousand, four hundred twenty-one".