344482681 has 2 divisors, whose sum is σ = 344482682. Its totient is φ = 344482680.

The previous prime is 344482667. The next prime is 344482687. The reversal of 344482681 is 186284443.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198556281 + 145926400 = 14091^2 + 12080^2 .

It is a cyclic number.

It is not a de Polignac number, because 344482681 - 2¹³ = 344474489 is a prime.

It is a super-2 number, since 2×344482681² = 237336635017895522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (344482687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172241340 + 172241341.

It is an arithmetic number, because the mean of its divisors is an integer number (172241341).

Almost surely, 2^344482681 is an apocalyptic number.

It is an amenable number.

344482681 is a deficient number, since it is larger than the sum of its proper divisors (1).

344482681 is an equidigital number, since it uses as much as digits as its factorization.

344482681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 147456, while the sum is 40.

The square root of 344482681 is about 18560.2446373964. The cubic root of 344482681 is about 701.0071766858.

It can be divided in two parts, 344 and 482681, that added together give a square (483025 = 695²).

The spelling of 344482681 in words is "three hundred forty-four million, four hundred eighty-two thousand, six hundred eighty-one".