973636 has 24 divisors (see below), whose sum is σ = 1874880. Its totient is φ = 440352.

The previous prime is 973631. The next prime is 973657. The reversal of 973636 is 636379.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (973631) by changing a digit.

973636 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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1470 + ... + 2026.

It is an arithmetic number, because the mean of its divisors is an integer number (78120).

2⁹⁷³⁶³⁶ is an apocalyptic number.

It is an amenable number.

973636 is a deficient number, since it is larger than the sum of its proper divisors (901244).

973636 is a wasteful number, since it uses less digits than its factorization.

973636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603 (or 601 counting only the distinct ones).

The product of its digits is 20412, while the sum is 34.

The square root of 973636 is about 986.7299529253. The cubic root of 973636 is about 99.1133619636.

It can be divided in two parts, 973 and 636, that multiplied together give a triangular number (618828 = T₁₁₁₂).

The spelling of 973636 in words is "nine hundred seventy-three thousand, six hundred thirty-six".