975565 has 8 divisors (see below), whose sum is σ = 1190880. Its totient is φ = 766992.

The previous prime is 975553. The next prime is 975581. The reversal of 975565 is 565579.

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

It is a cyclic number.

It is not a de Polignac number, because 975565 - 2⁹ = 975053 is a prime.

975565 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1359 + ... + 1948.

It is an arithmetic number, because the mean of its divisors is an integer number (148860).

2⁹⁷⁵⁵⁶⁵ is an apocalyptic number.

It is an amenable number.

975565 is a deficient number, since it is larger than the sum of its proper divisors (215315).

975565 is a wasteful number, since it uses less digits than its factorization.

975565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371.

The product of its digits is 47250, while the sum is 37.

The square root of 975565 is about 987.7069403421. The cubic root of 975565 is about 99.1787743457.

It can be divided in two parts, 975 and 565, that added together give a triangular number (1540 = T₅₅).

The spelling of 975565 in words is "nine hundred seventy-five thousand, five hundred sixty-five".