975605 has 4 divisors (see below), whose sum is σ = 1170732. Its totient is φ = 780480.

The previous prime is 975599. The next prime is 975619. The reversal of 975605 is 506579.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 506579 = 113 ⋅4483.

It can be written as a sum of positive squares in 2 ways, for example, as 707281 + 268324 = 841^2 + 518^2 .

It is not a de Polignac number, because 975605 - 2¹⁰ = 974581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 97556 + ... + 97565.

It is an arithmetic number, because the mean of its divisors is an integer number (292683).

2⁹⁷⁵⁶⁰⁵ is an apocalyptic number.

It is an amenable number.

975605 is a deficient number, since it is larger than the sum of its proper divisors (195127).

975605 is a wasteful number, since it uses less digits than its factorization.

975605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195126.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 975605 is about 987.7271890558. The cubic root of 975605 is about 99.1801298326.

The spelling of 975605 in words is "nine hundred seventy-five thousand, six hundred five".