775061 has 8 divisors (see below), whose sum is σ = 891264. Its totient is φ = 660240.

The previous prime is 775057. The next prime is 775063. The reversal of 775061 is 160577.

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

It is not a de Polignac number, because 775061 - 2² = 775057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 775061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (775063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1631 + ... + 2051.

It is an arithmetic number, because the mean of its divisors is an integer number (111408).

2⁷⁷⁵⁰⁶¹ is an apocalyptic number.

It is an amenable number.

775061 is a deficient number, since it is larger than the sum of its proper divisors (116203).

775061 is a wasteful number, since it uses less digits than its factorization.

775061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 775061 is about 880.3754880731. The cubic root of 775061 is about 91.8569373842.

The spelling of 775061 in words is "seven hundred seventy-five thousand, sixty-one".