975939 has 8 divisors (see below), whose sum is σ = 1322832. Its totient is φ = 639840.

The previous prime is 975907. The next prime is 975941. The reversal of 975939 is 939579.

It is a happy number.

975939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 975939 - 2⁵ = 975907 is a prime.

975939 is a lucky number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 975939.

It is not an unprimeable number, because it can be changed into a prime (975439) 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, 2484 + ... + 2849.

It is an arithmetic number, because the mean of its divisors is an integer number (165354).

2⁹⁷⁵⁹³⁹ is an apocalyptic number.

975939 is a deficient number, since it is larger than the sum of its proper divisors (346893).

975939 is a wasteful number, since it uses less digits than its factorization.

975939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5397.

The product of its digits is 76545, while the sum is 42.

The square root of 975939 is about 987.8962496133. The cubic root of 975939 is about 99.1914467023.

The spelling of 975939 in words is "nine hundred seventy-five thousand, nine hundred thirty-nine".