3400673 has 2 divisors, whose sum is σ = 3400674. Its totient is φ = 3400672.

The previous prime is 3400637. The next prime is 3400681. The reversal of 3400673 is 3760043.

Together with previous prime (3400637) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3265249 + 135424 = 1807^2 + 368^2 .

It is a cyclic number.

It is not a de Polignac number, because 3400673 - 2⁶ = 3400609 is a prime.

It is not a weakly prime, because it can be changed into another prime (3400603) 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, 1700336 + 1700337.

It is an arithmetic number, because the mean of its divisors is an integer number (1700337).

Almost surely, 2^3400673 is an apocalyptic number.

It is an amenable number.

3400673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3400673 is an equidigital number, since it uses as much as digits as its factorization.

3400673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 3400673 is about 1844.0913751764. The cubic root of 3400673 is about 150.3793804019.

It can be divided in two parts, 340067 and 3, that multiplied together give a palindrome (1020201).

The spelling of 3400673 in words is "three million, four hundred thousand, six hundred seventy-three".