3401345 has 12 divisors (see below), whose sum is σ = 4171860. Its totient is φ = 2661984.

The previous prime is 3401329. The next prime is 3401347. The reversal of 3401345 is 5431043.

3401345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1803649 + 1597696 = 1343^2 + 1264^2 .

It is not a de Polignac number, because 3401345 - 2⁴ = 3401329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3401347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31151 + ... + 31259.

It is an arithmetic number, because the mean of its divisors is an integer number (347655).

Almost surely, 2^3401345 is an apocalyptic number.

It is an amenable number.

3401345 is a deficient number, since it is larger than the sum of its proper divisors (770515).

3401345 is an equidigital number, since it uses as much as digits as its factorization.

3401345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3401345 is about 1844.2735697287. The cubic root of 3401345 is about 150.3892851362.

Adding to 3401345 its reverse (5431043), we get a palindrome (8832388).

The spelling of 3401345 in words is "three million, four hundred one thousand, three hundred forty-five".