340288441 has 4 divisors (see below), whose sum is σ = 340838800. Its totient is φ = 339738084.

The previous prime is 340288433. The next prime is 340288447. The reversal of 340288441 is 144882043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340288441 - 2³ = 340288433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340288397 and 340288406.

It is not an unprimeable number, because it can be changed into a prime (340288447) 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 3 ways as a sum of consecutive naturals, for example, 274251 + ... + 275488.

It is an arithmetic number, because the mean of its divisors is an integer number (85209700).

Almost surely, 2^340288441 is an apocalyptic number.

It is an amenable number.

340288441 is a deficient number, since it is larger than the sum of its proper divisors (550359).

340288441 is an equidigital number, since it uses as much as digits as its factorization.

340288441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550358.

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 340288441 is about 18446.9087112177. The cubic root of 340288441 is about 698.1505198059.

The spelling of 340288441 in words is "three hundred forty million, two hundred eighty-eight thousand, four hundred forty-one".