975861 has 16 divisors (see below), whose sum is σ = 1478400. Its totient is φ = 635904.

The previous prime is 975857. The next prime is 975869. The reversal of 975861 is 168579.

It is not a de Polignac number, because 975861 - 2² = 975857 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (975869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 885 + ... + 1653.

It is an arithmetic number, because the mean of its divisors is an integer number (92400).

2⁹⁷⁵⁸⁶¹ is an apocalyptic number.

It is an amenable number.

975861 is a deficient number, since it is larger than the sum of its proper divisors (502539).

975861 is a wasteful number, since it uses less digits than its factorization.

975861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825 (or 819 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 975861 is about 987.8567709947. The cubic root of 975861 is about 99.1888040716.

The spelling of 975861 in words is "nine hundred seventy-five thousand, eight hundred sixty-one".