3401605345 has 8 divisors (see below), whose sum is σ = 4098865320. Its totient is φ = 2709991680.

The previous prime is 3401605297. The next prime is 3401605367. The reversal of 3401605345 is 5435061043.

It can be written as a sum of positive squares in 4 ways, for example, as 1736638929 + 1664966416 = 41673^2 + 40804^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-3401605345 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1410250 + ... + 1412659.

It is an arithmetic number, because the mean of its divisors is an integer number (512358165).

Almost surely, 2^3401605345 is an apocalyptic number.

It is an amenable number.

3401605345 is a deficient number, since it is larger than the sum of its proper divisors (697259975).

3401605345 is a wasteful number, since it uses less digits than its factorization.

3401605345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823155.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 3401605345 is about 58323.2830437382. The cubic root of 3401605345 is about 1503.9312205949.

Adding to 3401605345 its reverse (5435061043), we get a palindrome (8836666388).

The spelling of 3401605345 in words is "three billion, four hundred one million, six hundred five thousand, three hundred forty-five".