244116881 has 2 divisors, whose sum is σ = 244116882. Its totient is φ = 244116880.

The previous prime is 244116877. The next prime is 244116907. The reversal of 244116881 is 188611442.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143616256 + 100500625 = 11984^2 + 10025^2 .

It is a cyclic number.

It is not a de Polignac number, because 244116881 - 2² = 244116877 is a prime.

It is a super-2 number, since 2×244116881² = 119186103178336322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (244116811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122058440 + 122058441.

It is an arithmetic number, because the mean of its divisors is an integer number (122058441).

Almost surely, 2^244116881 is an apocalyptic number.

It is an amenable number.

244116881 is a deficient number, since it is larger than the sum of its proper divisors (1).

244116881 is an equidigital number, since it uses as much as digits as its factorization.

244116881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12288, while the sum is 35.

The square root of 244116881 is about 15624.2401735252. The cubic root of 244116881 is about 624.9797377964.

The spelling of 244116881 in words is "two hundred forty-four million, one hundred sixteen thousand, eight hundred eighty-one".