244021027 has 4 divisors (see below), whose sum is σ = 245298816. Its totient is φ = 242743240.

The previous prime is 244020989. The next prime is 244021049. The reversal of 244021027 is 720120442.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 244021027 - 2⁷ = 244020899 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 244020989 and 244021007.

It is not an unprimeable number, because it can be changed into a prime (244021067) 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, 638608 + ... + 638989.

It is an arithmetic number, because the mean of its divisors is an integer number (61324704).

Almost surely, 2^244021027 is an apocalyptic number.

244021027 is a deficient number, since it is larger than the sum of its proper divisors (1277789).

244021027 is a wasteful number, since it uses less digits than its factorization.

244021027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277788.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 244021027 is about 15621.1723951821. The cubic root of 244021027 is about 624.8979263705.

Adding to 244021027 its reverse (720120442), we get a palindrome (964141469).

The spelling of 244021027 in words is "two hundred forty-four million, twenty-one thousand, twenty-seven".