244121593 has 2 divisors, whose sum is σ = 244121594. Its totient is φ = 244121592.

The previous prime is 244121587. The next prime is 244121629. The reversal of 244121593 is 395121442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236298384 + 7823209 = 15372^2 + 2797^2 .

It is a cyclic number.

It is not a de Polignac number, because 244121593 - 2¹⁷ = 243990521 is a prime.

It is not a weakly prime, because it can be changed into another prime (244124593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122060796 + 122060797.

It is an arithmetic number, because the mean of its divisors is an integer number (122060797).

Almost surely, 2^244121593 is an apocalyptic number.

It is an amenable number.

244121593 is a deficient number, since it is larger than the sum of its proper divisors (1).

244121593 is an equidigital number, since it uses as much as digits as its factorization.

244121593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 244121593 is about 15624.3909641304. The cubic root of 244121593 is about 624.9837589380.

The spelling of 244121593 in words is "two hundred forty-four million, one hundred twenty-one thousand, five hundred ninety-three".