9507973 has 4 divisors (see below), whose sum is σ = 9533440. Its totient is φ = 9482508.

The previous prime is 9507931. The next prime is 9507977. The reversal of 9507973 is 3797059.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9507973 is a prime.

It is the 3084-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9507977) by changing a digit.

It is a nontrivial repunit in base 3083.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12165 + ... + 12922.

It is an arithmetic number, because the mean of its divisors is an integer number (2383360).

Almost surely, 2^9507973 is an apocalyptic number.

It is an amenable number.

9507973 is a deficient number, since it is larger than the sum of its proper divisors (25467).

9507973 is a wasteful number, since it uses less digits than its factorization.

9507973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25466.

The product of its (nonzero) digits is 59535, while the sum is 40.

The square root of 9507973 is about 3083.5001216150. The cubic root of 9507973 is about 211.8504121565.

The spelling of 9507973 in words is "nine million, five hundred seven thousand, nine hundred seventy-three".