3405473 has 2 divisors, whose sum is σ = 3405474. Its totient is φ = 3405472.

The previous prime is 3405463. The next prime is 3405509. The reversal of 3405473 is 3745043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2845969 + 559504 = 1687^2 + 748^2 .

It is a cyclic number.

It is not a de Polignac number, because 3405473 - 2⁸ = 3405217 is a prime.

It is equal to p₂₄₃₉₁₇ and since 3405473 and 243917 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (3405463) 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 as a sum of consecutive naturals, namely, 1702736 + 1702737.

It is an arithmetic number, because the mean of its divisors is an integer number (1702737).

Almost surely, 2^3405473 is an apocalyptic number.

It is an amenable number.

3405473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3405473 is an equidigital number, since it uses as much as digits as its factorization.

3405473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 3405473 is about 1845.3923702021. The cubic root of 3405473 is about 150.4500999015.

The spelling of 3405473 in words is "three million, four hundred five thousand, four hundred seventy-three".