244020001 has 2 divisors, whose sum is σ = 244020002. Its totient is φ = 244020000.

The previous prime is 244019981. The next prime is 244020013. The reversal of 244020001 is 100020442.

244020001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144000000 + 100020001 = 12000^2 + 10001^2 .

It is a cyclic number.

It is not a de Polignac number, because 244020001 - 2¹⁷ = 243888929 is a prime.

It is not a weakly prime, because it can be changed into another prime (244020031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122010000 + 122010001.

It is an arithmetic number, because the mean of its divisors is an integer number (122010001).

Almost surely, 2^244020001 is an apocalyptic number.

It is an amenable number.

244020001 is a deficient number, since it is larger than the sum of its proper divisors (1).

244020001 is an equidigital number, since it uses as much as digits as its factorization.

244020001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 244020001 is about 15621.1395551029. The cubic root of 244020001 is about 624.8970505632.

Adding to 244020001 its reverse (100020442), we get a palindrome (344040443).

It can be divided in two parts, 24 and 4020001, that added together give a square (4020025 = 2005²).

The spelling of 244020001 in words is "two hundred forty-four million, twenty thousand, one".