973646 has 8 divisors (see below), whose sum is σ = 1510920. Its totient is φ = 470008.

The previous prime is 973631. The next prime is 973657. The reversal of 973646 is 646379.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 973646.

It is an unprimeable number.

973646 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8336 + ... + 8451.

It is an arithmetic number, because the mean of its divisors is an integer number (188865).

2⁹⁷³⁶⁴⁶ is an apocalyptic number.

973646 is a deficient number, since it is larger than the sum of its proper divisors (537274).

973646 is a wasteful number, since it uses less digits than its factorization.

973646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16818.

The product of its digits is 27216, while the sum is 35.

The square root of 973646 is about 986.7350201549. The cubic root of 973646 is about 99.1137012862.

The spelling of 973646 in words is "nine hundred seventy-three thousand, six hundred forty-six".