3450005 has 8 divisors (see below), whose sum is σ = 4458552. Its totient is φ = 2547648.

The previous prime is 3449989. The next prime is 3450011. The reversal of 3450005 is 5000543.

It can be written as a sum of positive squares in 4 ways, for example, as 130321 + 3319684 = 361^2 + 1822^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3450005 - 2⁴ = 3449989 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 26474 + ... + 26603.

It is an arithmetic number, because the mean of its divisors is an integer number (557319).

Almost surely, 2^3450005 is an apocalyptic number.

It is an amenable number.

3450005 is a deficient number, since it is larger than the sum of its proper divisors (1008547).

3450005 is a wasteful number, since it uses less digits than its factorization.

3450005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53095.

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 3450005 is about 1857.4189080549. The cubic root of 3450005 is about 151.1030537843.

Adding to 3450005 its reverse (5000543), we get a palindrome (8450548).

The spelling of 3450005 in words is "three million, four hundred fifty thousand, five".