916497 has 6 divisors (see below), whose sum is σ = 1323842. Its totient is φ = 610992.

The previous prime is 916477. The next prime is 916501. The reversal of 916497 is 794619.

916497 is a `hidden beast` number, since 9 + 1 + 649 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 876096 + 40401 = 936^2 + 201^2 .

It is not a de Polignac number, because 916497 - 2¹¹ = 914449 is a prime.

It is a Duffinian number.

916497 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 916497.

It is not an unprimeable number, because it can be changed into a prime (916417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50908 + ... + 50925.

2⁹¹⁶⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

916497 is a deficient number, since it is larger than the sum of its proper divisors (407345).

916497 is a wasteful number, since it uses less digits than its factorization.

916497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101839 (or 101836 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 916497 is about 957.3384981291. The cubic root of 916497 is about 97.1352843619.

It can be divided in two parts, 9164 and 97, that added together give a cube (9261 = 21³).

The spelling of 916497 in words is "nine hundred sixteen thousand, four hundred ninety-seven".