775630 has 8 divisors (see below), whose sum is σ = 1396152. Its totient is φ = 310248.

The previous prime is 775627. The next prime is 775633. The reversal of 775630 is 36577.

It is an interprime number because it is at equal distance from previous prime (775627) and next prime (775633).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (775633) 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 3 ways as a sum of consecutive naturals, for example, 38772 + ... + 38791.

It is an arithmetic number, because the mean of its divisors is an integer number (174519).

2⁷⁷⁵⁶³⁰ is an apocalyptic number.

775630 is a deficient number, since it is larger than the sum of its proper divisors (620522).

775630 is a wasteful number, since it uses less digits than its factorization.

775630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77570.

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 775630 is about 880.6985863506. The cubic root of 775630 is about 91.8794103734.

The spelling of 775630 in words is "seven hundred seventy-five thousand, six hundred thirty".