345334441 has 4 divisors (see below), whose sum is σ = 348390612. Its totient is φ = 342278272.

The previous prime is 345334439. The next prime is 345334477. The reversal of 345334441 is 144433543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49632025 + 295702416 = 7045^2 + 17196^2 .

It is a cyclic number.

It is not a de Polignac number, because 345334441 - 2¹ = 345334439 is a prime.

It is a super-2 number, since 2×345334441² = 238511752281564962, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345334421) 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, 1527916 + ... + 1528141.

It is an arithmetic number, because the mean of its divisors is an integer number (87097653).

Almost surely, 2^345334441 is an apocalyptic number.

It is an amenable number.

345334441 is a deficient number, since it is larger than the sum of its proper divisors (3056171).

345334441 is a wasteful number, since it uses less digits than its factorization.

345334441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3056170.

The product of its digits is 34560, while the sum is 31.

The square root of 345334441 is about 18583.1762893215. The cubic root of 345334441 is about 701.5844659214.

Adding to 345334441 its reverse (144433543), we get a palindrome (489767984).

The spelling of 345334441 in words is "three hundred forty-five million, three hundred thirty-four thousand, four hundred forty-one".