606919 has 2 divisors, whose sum is σ = 606920. Its totient is φ = 606918.

The previous prime is 606913. The next prime is 606943. The reversal of 606919 is 919606.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 606919 - 2⁷ = 606791 is a prime.

It is a super-2 number, since 2×606919² = 736701345122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (606913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303459 + 303460.

It is an arithmetic number, because the mean of its divisors is an integer number (303460).

2⁶⁰⁶⁹¹⁹ is an apocalyptic number.

606919 is a deficient number, since it is larger than the sum of its proper divisors (1).

606919 is an equidigital number, since it uses as much as digits as its factorization.

606919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 606919 is about 779.0500625762. The cubic root of 606919 is about 84.6662343858. Note that the first 3 decimals are identical.

The spelling of 606919 in words is "six hundred six thousand, nine hundred nineteen".