440342341 has 2 divisors, whose sum is σ = 440342342. Its totient is φ = 440342340.

The previous prime is 440342333. The next prime is 440342359. The reversal of 440342341 is 143243044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251856900 + 188485441 = 15870^2 + 13729^2 .

It is a cyclic number.

It is not a de Polignac number, because 440342341 - 2³ = 440342333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440343341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220171170 + 220171171.

It is an arithmetic number, because the mean of its divisors is an integer number (220171171).

Almost surely, 2^440342341 is an apocalyptic number.

It is an amenable number.

440342341 is a deficient number, since it is larger than the sum of its proper divisors (1).

440342341 is an equidigital number, since it uses as much as digits as its factorization.

440342341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 440342341 is about 20984.3356101641. The cubic root of 440342341 is about 760.7876995835.

Adding to 440342341 its reverse (143243044), we get a palindrome (583585385).

The spelling of 440342341 in words is "four hundred forty million, three hundred forty-two thousand, three hundred forty-one".