244231399 has 2 divisors, whose sum is σ = 244231400. Its totient is φ = 244231398.

The previous prime is 244231391. The next prime is 244231441. The reversal of 244231399 is 993132442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244231399 - 2³ = 244231391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244231391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122115699 + 122115700.

It is an arithmetic number, because the mean of its divisors is an integer number (122115700).

Almost surely, 2^244231399 is an apocalyptic number.

244231399 is a deficient number, since it is larger than the sum of its proper divisors (1).

244231399 is an equidigital number, since it uses as much as digits as its factorization.

244231399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 244231399 is about 15627.9044980445. The cubic root of 244231399 is about 625.0774508818.

The spelling of 244231399 in words is "two hundred forty-four million, two hundred thirty-one thousand, three hundred ninety-nine".