675407 has 2 divisors, whose sum is σ = 675408. Its totient is φ = 675406.

The previous prime is 675391. The next prime is 675413. The reversal of 675407 is 704576.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 675407 - 2⁴ = 675391 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 675407.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 675407.

It is not a weakly prime, because it can be changed into another prime (675457) 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 as a sum of consecutive naturals, namely, 337703 + 337704.

It is an arithmetic number, because the mean of its divisors is an integer number (337704).

2⁶⁷⁵⁴⁰⁷ is an apocalyptic number.

675407 is a deficient number, since it is larger than the sum of its proper divisors (1).

675407 is an equidigital number, since it uses as much as digits as its factorization.

675407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 675407 is about 821.8314912438. The cubic root of 675407 is about 87.7381593480.

The spelling of 675407 in words is "six hundred seventy-five thousand, four hundred seven".