775606 has 16 divisors (see below), whose sum is σ = 1308384. Its totient is φ = 342144.

The previous prime is 775603. The next prime is 775613. The reversal of 775606 is 606577.

775606 is nontrivially palindromic in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (775601) 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 in 7 ways as a sum of consecutive naturals, for example, 51 + ... + 1246.

It is an arithmetic number, because the mean of its divisors is an integer number (81774).

2⁷⁷⁵⁶⁰⁶ is an apocalyptic number.

775606 is a deficient number, since it is larger than the sum of its proper divisors (532778).

775606 is a wasteful number, since it uses less digits than its factorization.

775606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 775606 is about 880.6849606982. The cubic root of 775606 is about 91.8784627013.

The spelling of 775606 in words is "seven hundred seventy-five thousand, six hundred six".