340444401 has 16 divisors (see below), whose sum is σ = 496274688. Its totient is φ = 205878800.

The previous prime is 340444399. The next prime is 340444421. The reversal of 340444401 is 104444043.

It is a cyclic number.

It is not a de Polignac number, because 340444401 - 2¹ = 340444399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340444421) 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 in 15 ways as a sum of consecutive naturals, for example, 4366 + ... + 26456.

It is an arithmetic number, because the mean of its divisors is an integer number (31017168).

Almost surely, 2^340444401 is an apocalyptic number.

It is an amenable number.

340444401 is a deficient number, since it is larger than the sum of its proper divisors (155830287).

340444401 is a wasteful number, since it uses less digits than its factorization.

340444401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22572.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 340444401 is about 18451.1354935137. The cubic root of 340444401 is about 698.2571616150.

Adding to 340444401 its reverse (104444043), we get a palindrome (444888444).

It can be divided in two parts, 3 and 40444401, that added together give a palindrome (40444404).

The spelling of 340444401 in words is "three hundred forty million, four hundred forty-four thousand, four hundred one".