244367381 has 2 divisors, whose sum is σ = 244367382. Its totient is φ = 244367380.

The previous prime is 244367297. The next prime is 244367393. The reversal of 244367381 is 183763442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 235162225 + 9205156 = 15335^2 + 3034^2 .

It is a cyclic number.

It is not a de Polignac number, because 244367381 - 2¹⁰ = 244366357 is a prime.

It is a super-2 number, since 2×244367381² = 119430833793598322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244369381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122183690 + 122183691.

It is an arithmetic number, because the mean of its divisors is an integer number (122183691).

Almost surely, 2^244367381 is an apocalyptic number.

It is an amenable number.

244367381 is a deficient number, since it is larger than the sum of its proper divisors (1).

244367381 is an equidigital number, since it uses as much as digits as its factorization.

244367381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 38.

The square root of 244367381 is about 15632.2545079077. The cubic root of 244367381 is about 625.1934385776.

The spelling of 244367381 in words is "two hundred forty-four million, three hundred sixty-seven thousand, three hundred eighty-one".