916975 has 12 divisors (see below), whose sum is σ = 1164856. Its totient is φ = 715680.

The previous prime is 916973. The next prime is 916999. The reversal of 916975 is 579619.

It is not a de Polignac number, because 916975 - 2¹ = 916973 is a prime.

It is a Duffinian number.

916975 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (916973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 649 + ... + 1501.

2⁹¹⁶⁹⁷⁵ is an apocalyptic number.

916975 is a deficient number, since it is larger than the sum of its proper divisors (247881).

916975 is a wasteful number, since it uses less digits than its factorization.

916975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906 (or 901 counting only the distinct ones).

The product of its digits is 17010, while the sum is 37.

The square root of 916975 is about 957.5881160499. The cubic root of 916975 is about 97.1521684311.

It can be divided in two parts, 916 and 975, that added together give a triangular number (1891 = T₆₁).

The spelling of 916975 in words is "nine hundred sixteen thousand, nine hundred seventy-five".